Home / 74,966,691.60-112,450,037.40-34,577,175.60

Finding the Fourth Proportional to 74,966,691.60, 112,450,037.40 and 34,577,175.60

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Solution

The fourth proportional to 74,966,691.60, 112,450,037.40 and 34,577,175.60 is: 51,865,763.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,966,691.60 : 112,450,037.40 = 34,577,175.60 : x
  2. Step 2: Convert to fraction form
    74,966,691.60/112,450,037.40 = 34,577,175.60/x
  3. Step 3: Cross multiply
    74,966,691.60x = 112,450,037.40 × 34,577,175.60
  4. Step 4: Simplify right side
    74,966,691.60x = 3,888,204,689,406,368
  5. Step 5: Solve for x
    x = 3,888,204,689,406,368/74,966,691.60
  6. Step 6: Final answer
    x = 51,865,763.40

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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.