Home / 8,653,330.32-11,945,272.76-5,391,756.59

Finding the Fourth Proportional to 8,653,330.32, 11,945,272.76 and 5,391,756.59

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Solution

The fourth proportional to 8,653,330.32, 11,945,272.76 and 5,391,756.59 is: 7,442,915.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,653,330.32 : 11,945,272.76 = 5,391,756.59 : x
  2. Step 2: Convert to fraction form
    8,653,330.32/11,945,272.76 = 5,391,756.59/x
  3. Step 3: Cross multiply
    8,653,330.32x = 11,945,272.76 × 5,391,756.59
  4. Step 4: Simplify right side
    8,653,330.32x = 64,406,003,036,392.34
  5. Step 5: Solve for x
    x = 64,406,003,036,392.34/8,653,330.32
  6. Step 6: Final answer
    x = 7,442,915.12

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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.