Home / 9,132,154.92-12,602,342.34-5,264,657.64

Finding the Fourth Proportional to 9,132,154.92, 12,602,342.34 and 5,264,657.64

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Solution

The fourth proportional to 9,132,154.92, 12,602,342.34 and 5,264,657.64 is: 7,265,209.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,132,154.92 : 12,602,342.34 = 5,264,657.64 : x
  2. Step 2: Convert to fraction form
    9,132,154.92/12,602,342.34 = 5,264,657.64/x
  3. Step 3: Cross multiply
    9,132,154.92x = 12,602,342.34 × 5,264,657.64
  4. Step 4: Simplify right side
    9,132,154.92x = 66,347,017,882,176.47
  5. Step 5: Solve for x
    x = 66,347,017,882,176.47/9,132,154.92
  6. Step 6: Final answer
    x = 7,265,209.41

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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.