Home / 8,174,619.20-11,280,127.56-5,034,386

Finding the Fourth Proportional to 8,174,619.20, 11,280,127.56 and 5,034,386

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Solution

The fourth proportional to 8,174,619.20, 11,280,127.56 and 5,034,386 is: 6,946,931.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,174,619.20 : 11,280,127.56 = 5,034,386 : x
  2. Step 2: Convert to fraction form
    8,174,619.20/11,280,127.56 = 5,034,386/x
  3. Step 3: Cross multiply
    8,174,619.20x = 11,280,127.56 × 5,034,386
  4. Step 4: Simplify right side
    8,174,619.20x = 56,788,516,266,278.16
  5. Step 5: Solve for x
    x = 56,788,516,266,278.16/8,174,619.20
  6. Step 6: Final answer
    x = 6,946,931.09

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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.