Home / 10,347,343.30-15,521,014.95-9,339,573.70

Finding the Fourth Proportional to 10,347,343.30, 15,521,014.95 and 9,339,573.70

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Solution

The fourth proportional to 10,347,343.30, 15,521,014.95 and 9,339,573.70 is: 14,009,360.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,347,343.30 : 15,521,014.95 = 9,339,573.70 : x
  2. Step 2: Convert to fraction form
    10,347,343.30/15,521,014.95 = 9,339,573.70/x
  3. Step 3: Cross multiply
    10,347,343.30x = 15,521,014.95 × 9,339,573.70
  4. Step 4: Simplify right side
    10,347,343.30x = 144,959,663,024,326.78
  5. Step 5: Solve for x
    x = 144,959,663,024,326.78/10,347,343.30
  6. Step 6: Final answer
    x = 14,009,360.55

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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.