Home / 10,988,000.70-16,482,001.05-7,203,680.70

Finding the Fourth Proportional to 10,988,000.70, 16,482,001.05 and 7,203,680.70

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Solution

The fourth proportional to 10,988,000.70, 16,482,001.05 and 7,203,680.70 is: 10,805,521.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,988,000.70 : 16,482,001.05 = 7,203,680.70 : x
  2. Step 2: Convert to fraction form
    10,988,000.70/16,482,001.05 = 7,203,680.70/x
  3. Step 3: Cross multiply
    10,988,000.70x = 16,482,001.05 × 7,203,680.70
  4. Step 4: Simplify right side
    10,988,000.70x = 118,731,072,861,264.75
  5. Step 5: Solve for x
    x = 118,731,072,861,264.75/10,988,000.70
  6. Step 6: Final answer
    x = 10,805,521.05

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Similar ratio
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1.5x scale

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.