Home / 14,234,672.69-21,347,592.91-5,135,587.40

Finding the Fourth Proportional to 14,234,672.69, 21,347,592.91 and 5,135,587.40

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Solution

The fourth proportional to 14,234,672.69, 21,347,592.91 and 5,135,587.40 is: 7,701,787.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,234,672.69 : 21,347,592.91 = 5,135,587.40 : x
  2. Step 2: Convert to fraction form
    14,234,672.69/21,347,592.91 = 5,135,587.40/x
  3. Step 3: Cross multiply
    14,234,672.69x = 21,347,592.91 × 5,135,587.40
  4. Step 4: Simplify right side
    14,234,672.69x = 109,632,429,168,925.34
  5. Step 5: Solve for x
    x = 109,632,429,168,925.34/14,234,672.69
  6. Step 6: Final answer
    x = 7,701,787.85

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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.