Home / 55,748,973.49-76,935,769.13-38,144,800.19

Finding the Fourth Proportional to 55,748,973.49, 76,935,769.13 and 38,144,800.19

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Solution

The fourth proportional to 55,748,973.49, 76,935,769.13 and 38,144,800.19 is: 52,641,319.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,748,973.49 : 76,935,769.13 = 38,144,800.19 : x
  2. Step 2: Convert to fraction form
    55,748,973.49/76,935,769.13 = 38,144,800.19/x
  3. Step 3: Cross multiply
    55,748,973.49x = 76,935,769.13 × 38,144,800.19
  4. Step 4: Simplify right side
    55,748,973.49x = 2,934,699,540,927,820
  5. Step 5: Solve for x
    x = 2,934,699,540,927,820/55,748,973.49
  6. Step 6: Final answer
    x = 52,641,319.78

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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.