Home / 63,784,025.28-95,689,990.98-20,657,588.22

Finding the Fourth Proportional to 63,784,025.28, 95,689,990.98 and 20,657,588.22

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Solution

The fourth proportional to 63,784,025.28, 95,689,990.98 and 20,657,588.22 is: 30,990,901.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,784,025.28 : 95,689,990.98 = 20,657,588.22 : x
  2. Step 2: Convert to fraction form
    63,784,025.28/95,689,990.98 = 20,657,588.22/x
  3. Step 3: Cross multiply
    63,784,025.28x = 95,689,990.98 × 20,657,588.22
  4. Step 4: Simplify right side
    63,784,025.28x = 1,976,724,430,440,354.25
  5. Step 5: Solve for x
    x = 1,976,724,430,440,354.25/63,784,025.28
  6. Step 6: Final answer
    x = 30,990,901.28

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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.