Home / 7,442,335.32-11,156,417.05-2,390,102.88

Finding the Fourth Proportional to 7,442,335.32, 11,156,417.05 and 2,390,102.88

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Solution

The fourth proportional to 7,442,335.32, 11,156,417.05 and 2,390,102.88 is: 3,582,878.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442,335.32 : 11,156,417.05 = 2,390,102.88 : x
  2. Step 2: Convert to fraction form
    7,442,335.32/11,156,417.05 = 2,390,102.88/x
  3. Step 3: Cross multiply
    7,442,335.32x = 11,156,417.05 × 2,390,102.88
  4. Step 4: Simplify right side
    7,442,335.32x = 26,664,984,521,686.11
  5. Step 5: Solve for x
    x = 26,664,984,521,686.11/7,442,335.32
  6. Step 6: Final answer
    x = 3,582,878.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.