Home / 57,712,590.18-79,643,012.99-31,250,384.40

Finding the Fourth Proportional to 57,712,590.18, 79,643,012.99 and 31,250,384.40

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Solution

The fourth proportional to 57,712,590.18, 79,643,012.99 and 31,250,384.40 is: 43,125,334.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,712,590.18 : 79,643,012.99 = 31,250,384.40 : x
  2. Step 2: Convert to fraction form
    57,712,590.18/79,643,012.99 = 31,250,384.40/x
  3. Step 3: Cross multiply
    57,712,590.18x = 79,643,012.99 × 31,250,384.40
  4. Step 4: Simplify right side
    57,712,590.18x = 2,488,874,770,256,780
  5. Step 5: Solve for x
    x = 2,488,874,770,256,780/57,712,590.18
  6. Step 6: Final answer
    x = 43,125,334.74

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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.