Home / 14,572,275.90-21,858,413.85-6,997,415.10

Finding the Fourth Proportional to 14,572,275.90, 21,858,413.85 and 6,997,415.10

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Solution

The fourth proportional to 14,572,275.90, 21,858,413.85 and 6,997,415.10 is: 10,496,122.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,572,275.90 : 21,858,413.85 = 6,997,415.10 : x
  2. Step 2: Convert to fraction form
    14,572,275.90/21,858,413.85 = 6,997,415.10/x
  3. Step 3: Cross multiply
    14,572,275.90x = 21,858,413.85 × 6,997,415.10
  4. Step 4: Simplify right side
    14,572,275.90x = 152,952,395,136,039.12
  5. Step 5: Solve for x
    x = 152,952,395,136,039.12/14,572,275.90
  6. Step 6: Final answer
    x = 10,496,122.65

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.