Home / 83,010,031.60-124,550,476.80-39,857,022.40

Finding the Fourth Proportional to 83,010,031.60, 124,550,476.80 and 39,857,022.40

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Solution

The fourth proportional to 83,010,031.60, 124,550,476.80 and 39,857,022.40 is: 59,802,544.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,010,031.60 : 124,550,476.80 = 39,857,022.40 : x
  2. Step 2: Convert to fraction form
    83,010,031.60/124,550,476.80 = 39,857,022.40/x
  3. Step 3: Cross multiply
    83,010,031.60x = 124,550,476.80 × 39,857,022.40
  4. Step 4: Simplify right side
    83,010,031.60x = 4,964,211,143,748,280
  5. Step 5: Solve for x
    x = 4,964,211,143,748,280/83,010,031.60
  6. Step 6: Final answer
    x = 59,802,544.92

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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.