Home / 8,707,720.70-12,016,798.08-4,787,642.24

Finding the Fourth Proportional to 8,707,720.70, 12,016,798.08 and 4,787,642.24

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Solution

The fourth proportional to 8,707,720.70, 12,016,798.08 and 4,787,642.24 is: 6,607,025.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,707,720.70 : 12,016,798.08 = 4,787,642.24 : x
  2. Step 2: Convert to fraction form
    8,707,720.70/12,016,798.08 = 4,787,642.24/x
  3. Step 3: Cross multiply
    8,707,720.70x = 12,016,798.08 × 4,787,642.24
  4. Step 4: Simplify right side
    8,707,720.70x = 57,532,130,077,358.90
  5. Step 5: Solve for x
    x = 57,532,130,077,358.90/8,707,720.70
  6. Step 6: Final answer
    x = 6,607,025.20

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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.