Home / 71,495,886.04-98,661,417.52-40,555,391.02

Finding the Fourth Proportional to 71,495,886.04, 98,661,417.52 and 40,555,391.02

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Solution

The fourth proportional to 71,495,886.04, 98,661,417.52 and 40,555,391.02 is: 55,964,791.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,495,886.04 : 98,661,417.52 = 40,555,391.02 : x
  2. Step 2: Convert to fraction form
    71,495,886.04/98,661,417.52 = 40,555,391.02/x
  3. Step 3: Cross multiply
    71,495,886.04x = 98,661,417.52 × 40,555,391.02
  4. Step 4: Simplify right side
    71,495,886.04x = 4,001,252,366,111,079
  5. Step 5: Solve for x
    x = 4,001,252,366,111,079/71,495,886.04
  6. Step 6: Final answer
    x = 55,964,791.65

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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.