Home / 7,614,113.10-11,421,169.65-7,141,721.10

Finding the Fourth Proportional to 7,614,113.10, 11,421,169.65 and 7,141,721.10

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Solution

The fourth proportional to 7,614,113.10, 11,421,169.65 and 7,141,721.10 is: 10,712,581.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,614,113.10 : 11,421,169.65 = 7,141,721.10 : x
  2. Step 2: Convert to fraction form
    7,614,113.10/11,421,169.65 = 7,141,721.10/x
  3. Step 3: Cross multiply
    7,614,113.10x = 11,421,169.65 × 7,141,721.10
  4. Step 4: Simplify right side
    7,614,113.10x = 81,566,808,276,084.61
  5. Step 5: Solve for x
    x = 81,566,808,276,084.61/7,614,113.10
  6. Step 6: Final answer
    x = 10,712,581.65

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Double scale
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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.