Home / 56,069,614.80-83,971,711.80-38,021,000.40

Finding the Fourth Proportional to 56,069,614.80, 83,971,711.80 and 38,021,000.40

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Solution

The fourth proportional to 56,069,614.80, 83,971,711.80 and 38,021,000.40 is: 56,941,509.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,069,614.80 : 83,971,711.80 = 38,021,000.40 : x
  2. Step 2: Convert to fraction form
    56,069,614.80/83,971,711.80 = 38,021,000.40/x
  3. Step 3: Cross multiply
    56,069,614.80x = 83,971,711.80 × 38,021,000.40
  4. Step 4: Simplify right side
    56,069,614.80x = 3,192,688,487,936,484.50
  5. Step 5: Solve for x
    x = 3,192,688,487,936,484.50/56,069,614.80
  6. Step 6: Final answer
    x = 56,941,509.22

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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.