Home / 12,685,760.32-17,506,477.20-6,884,592.16

Finding the Fourth Proportional to 12,685,760.32, 17,506,477.20 and 6,884,592.16

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Solution

The fourth proportional to 12,685,760.32, 17,506,477.20 and 6,884,592.16 is: 9,500,806.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,685,760.32 : 17,506,477.20 = 6,884,592.16 : x
  2. Step 2: Convert to fraction form
    12,685,760.32/17,506,477.20 = 6,884,592.16/x
  3. Step 3: Cross multiply
    12,685,760.32x = 17,506,477.20 × 6,884,592.16
  4. Step 4: Simplify right side
    12,685,760.32x = 120,524,955,680,338.75
  5. Step 5: Solve for x
    x = 120,524,955,680,338.75/12,685,760.32
  6. Step 6: Final answer
    x = 9,500,806.62

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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.