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Finding the Fourth Proportional to 59,148,676.40, 88,573,715.40 and 38,843,985.20

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Solution

The fourth proportional to 59,148,676.40, 88,573,715.40 and 38,843,985.20 is: 58,167,930.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,148,676.40 : 88,573,715.40 = 38,843,985.20 : x
  2. Step 2: Convert to fraction form
    59,148,676.40/88,573,715.40 = 38,843,985.20/x
  3. Step 3: Cross multiply
    59,148,676.40x = 88,573,715.40 × 38,843,985.20
  4. Step 4: Simplify right side
    59,148,676.40x = 3,440,556,090,106,612.50
  5. Step 5: Solve for x
    x = 3,440,556,090,106,612.50/59,148,676.40
  6. Step 6: Final answer
    x = 58,167,930.37

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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.