Home / 8,771,620.88-12,098,134.68-7,549,972.40

Finding the Fourth Proportional to 8,771,620.88, 12,098,134.68 and 7,549,972.40

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Solution

The fourth proportional to 8,771,620.88, 12,098,134.68 and 7,549,972.40 is: 10,413,193.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,771,620.88 : 12,098,134.68 = 7,549,972.40 : x
  2. Step 2: Convert to fraction form
    8,771,620.88/12,098,134.68 = 7,549,972.40/x
  3. Step 3: Cross multiply
    8,771,620.88x = 12,098,134.68 × 7,549,972.40
  4. Step 4: Simplify right side
    8,771,620.88x = 91,340,582,925,482.83
  5. Step 5: Solve for x
    x = 91,340,582,925,482.83/8,771,620.88
  6. Step 6: Final answer
    x = 10,413,193.20

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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.