Home / 21,705,413.70-32,558,120.55-10,368,005.70

Finding the Fourth Proportional to 21,705,413.70, 32,558,120.55 and 10,368,005.70

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Solution

The fourth proportional to 21,705,413.70, 32,558,120.55 and 10,368,005.70 is: 15,552,008.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,705,413.70 : 32,558,120.55 = 10,368,005.70 : x
  2. Step 2: Convert to fraction form
    21,705,413.70/32,558,120.55 = 10,368,005.70/x
  3. Step 3: Cross multiply
    21,705,413.70x = 32,558,120.55 × 10,368,005.70
  4. Step 4: Simplify right side
    21,705,413.70x = 337,562,779,443,687.12
  5. Step 5: Solve for x
    x = 337,562,779,443,687.12/21,705,413.70
  6. Step 6: Final answer
    x = 15,552,008.55

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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.