Home / 38,721,052.36-58,081,583.40-12,806,397.58

Finding the Fourth Proportional to 38,721,052.36, 58,081,583.40 and 12,806,397.58

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Solution

The fourth proportional to 38,721,052.36, 58,081,583.40 and 12,806,397.58 is: 19,209,597.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,721,052.36 : 58,081,583.40 = 12,806,397.58 : x
  2. Step 2: Convert to fraction form
    38,721,052.36/58,081,583.40 = 12,806,397.58/x
  3. Step 3: Cross multiply
    38,721,052.36x = 58,081,583.40 × 12,806,397.58
  4. Step 4: Simplify right side
    38,721,052.36x = 743,815,849,096,328.12
  5. Step 5: Solve for x
    x = 743,815,849,096,328.12/38,721,052.36
  6. Step 6: Final answer
    x = 19,209,597.98

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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.