Home / 37,699,061.28-52,026,931.92-28,390,207.86

Finding the Fourth Proportional to 37,699,061.28, 52,026,931.92 and 28,390,207.86

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Solution

The fourth proportional to 37,699,061.28, 52,026,931.92 and 28,390,207.86 is: 39,180,164.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,699,061.28 : 52,026,931.92 = 28,390,207.86 : x
  2. Step 2: Convert to fraction form
    37,699,061.28/52,026,931.92 = 28,390,207.86/x
  3. Step 3: Cross multiply
    37,699,061.28x = 52,026,931.92 × 28,390,207.86
  4. Step 4: Simplify right side
    37,699,061.28x = 1,477,055,411,526,869
  5. Step 5: Solve for x
    x = 1,477,055,411,526,869/37,699,061.28
  6. Step 6: Final answer
    x = 39,180,164.21

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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.