Home / 6,215,856.67-8,578,276.50-3,768,702.07

Finding the Fourth Proportional to 6,215,856.67, 8,578,276.50 and 3,768,702.07

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Solution

The fourth proportional to 6,215,856.67, 8,578,276.50 and 3,768,702.07 is: 5,201,047.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,215,856.67 : 8,578,276.50 = 3,768,702.07 : x
  2. Step 2: Convert to fraction form
    6,215,856.67/8,578,276.50 = 3,768,702.07/x
  3. Step 3: Cross multiply
    6,215,856.67x = 8,578,276.50 × 3,768,702.07
  4. Step 4: Simplify right side
    6,215,856.67x = 32,328,968,402,582.36
  5. Step 5: Solve for x
    x = 32,328,968,402,582.36/6,215,856.67
  6. Step 6: Final answer
    x = 5,201,047.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.