Home / 7,680,706.56-10,599,463.68-4,242,875.52

Finding the Fourth Proportional to 7,680,706.56, 10,599,463.68 and 4,242,875.52

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Solution

The fourth proportional to 7,680,706.56, 10,599,463.68 and 4,242,875.52 is: 5,855,217.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,680,706.56 : 10,599,463.68 = 4,242,875.52 : x
  2. Step 2: Convert to fraction form
    7,680,706.56/10,599,463.68 = 4,242,875.52/x
  3. Step 3: Cross multiply
    7,680,706.56x = 10,599,463.68 × 4,242,875.52
  4. Step 4: Simplify right side
    7,680,706.56x = 44,972,204,973,001.11
  5. Step 5: Solve for x
    x = 44,972,204,973,001.11/7,680,706.56
  6. Step 6: Final answer
    x = 5,855,217.18

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Double scale
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1.5x scale

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.