Home / 28,092,463.25-38,767,487.09-15,702,543.27

Finding the Fourth Proportional to 28,092,463.25, 38,767,487.09 and 15,702,543.27

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Solution

The fourth proportional to 28,092,463.25, 38,767,487.09 and 15,702,543.27 is: 21,669,447.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,092,463.25 : 38,767,487.09 = 15,702,543.27 : x
  2. Step 2: Convert to fraction form
    28,092,463.25/38,767,487.09 = 15,702,543.27/x
  3. Step 3: Cross multiply
    28,092,463.25x = 38,767,487.09 × 15,702,543.27
  4. Step 4: Simplify right side
    28,092,463.25x = 608,748,143,421,378.62
  5. Step 5: Solve for x
    x = 608,748,143,421,378.62/28,092,463.25
  6. Step 6: Final answer
    x = 21,669,447.00

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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.