Home / 19,615,961.40-29,423,942.10-8,838,425.40

Finding the Fourth Proportional to 19,615,961.40, 29,423,942.10 and 8,838,425.40

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Solution

The fourth proportional to 19,615,961.40, 29,423,942.10 and 8,838,425.40 is: 13,257,638.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,615,961.40 : 29,423,942.10 = 8,838,425.40 : x
  2. Step 2: Convert to fraction form
    19,615,961.40/29,423,942.10 = 8,838,425.40/x
  3. Step 3: Cross multiply
    19,615,961.40x = 29,423,942.10 × 8,838,425.40
  4. Step 4: Simplify right side
    19,615,961.40x = 260,061,317,224,769.38
  5. Step 5: Solve for x
    x = 260,061,317,224,769.38/19,615,961.40
  6. Step 6: Final answer
    x = 13,257,638.10

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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.