Home / 8,703,557.38-12,010,966.74-5,442,281.11

Finding the Fourth Proportional to 8,703,557.38, 12,010,966.74 and 5,442,281.11

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Solution

The fourth proportional to 8,703,557.38, 12,010,966.74 and 5,442,281.11 is: 7,510,383.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,703,557.38 : 12,010,966.74 = 5,442,281.11 : x
  2. Step 2: Convert to fraction form
    8,703,557.38/12,010,966.74 = 5,442,281.11/x
  3. Step 3: Cross multiply
    8,703,557.38x = 12,010,966.74 × 5,442,281.11
  4. Step 4: Simplify right side
    8,703,557.38x = 65,367,057,349,389.90
  5. Step 5: Solve for x
    x = 65,367,057,349,389.90/8,703,557.38
  6. Step 6: Final answer
    x = 7,510,383.92

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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.