Home / 12,527,342-17,287,437.92-7,371,037.52

Finding the Fourth Proportional to 12,527,342, 17,287,437.92 and 7,371,037.52

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Solution

The fourth proportional to 12,527,342, 17,287,437.92 and 7,371,037.52 is: 10,171,858.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,527,342 : 17,287,437.92 = 7,371,037.52 : x
  2. Step 2: Convert to fraction form
    12,527,342/17,287,437.92 = 7,371,037.52/x
  3. Step 3: Cross multiply
    12,527,342x = 17,287,437.92 × 7,371,037.52
  4. Step 4: Simplify right side
    12,527,342x = 127,426,353,532,990.77
  5. Step 5: Solve for x
    x = 127,426,353,532,990.77/12,527,342
  6. Step 6: Final answer
    x = 10,171,858.77

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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.