Home / 39,032,756.20-58,549,134.30-18,877,364.20

Finding the Fourth Proportional to 39,032,756.20, 58,549,134.30 and 18,877,364.20

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Solution

The fourth proportional to 39,032,756.20, 58,549,134.30 and 18,877,364.20 is: 28,316,046.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,032,756.20 : 58,549,134.30 = 18,877,364.20 : x
  2. Step 2: Convert to fraction form
    39,032,756.20/58,549,134.30 = 18,877,364.20/x
  3. Step 3: Cross multiply
    39,032,756.20x = 58,549,134.30 × 18,877,364.20
  4. Step 4: Simplify right side
    39,032,756.20x = 1,105,253,331,775,812
  5. Step 5: Solve for x
    x = 1,105,253,331,775,812/39,032,756.20
  6. Step 6: Final answer
    x = 28,316,046.30

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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.