Home / 9,187,630.34-12,678,929.88-5,114,211.62

Finding the Fourth Proportional to 9,187,630.34, 12,678,929.88 and 5,114,211.62

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Solution

The fourth proportional to 9,187,630.34, 12,678,929.88 and 5,114,211.62 is: 7,057,612.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,187,630.34 : 12,678,929.88 = 5,114,211.62 : x
  2. Step 2: Convert to fraction form
    9,187,630.34/12,678,929.88 = 5,114,211.62/x
  3. Step 3: Cross multiply
    9,187,630.34x = 12,678,929.88 × 5,114,211.62
  4. Step 4: Simplify right side
    9,187,630.34x = 64,842,730,521,461.21
  5. Step 5: Solve for x
    x = 64,842,730,521,461.21/9,187,630.34
  6. Step 6: Final answer
    x = 7,057,612.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.