Home / 31,172,495.40-46,758,743.10-9,605,176.20

Finding the Fourth Proportional to 31,172,495.40, 46,758,743.10 and 9,605,176.20

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Solution

The fourth proportional to 31,172,495.40, 46,758,743.10 and 9,605,176.20 is: 14,407,764.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,172,495.40 : 46,758,743.10 = 9,605,176.20 : x
  2. Step 2: Convert to fraction form
    31,172,495.40/46,758,743.10 = 9,605,176.20/x
  3. Step 3: Cross multiply
    31,172,495.40x = 46,758,743.10 × 9,605,176.20
  4. Step 4: Simplify right side
    31,172,495.40x = 449,125,966,366,034.19
  5. Step 5: Solve for x
    x = 449,125,966,366,034.19/31,172,495.40
  6. Step 6: Final answer
    x = 14,407,764.30

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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.