Home / 9,262,030.68-12,781,639.08-5,187,649.68

Finding the Fourth Proportional to 9,262,030.68, 12,781,639.08 and 5,187,649.68

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Solution

The fourth proportional to 9,262,030.68, 12,781,639.08 and 5,187,649.68 is: 7,158,977.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,262,030.68 : 12,781,639.08 = 5,187,649.68 : x
  2. Step 2: Convert to fraction form
    9,262,030.68/12,781,639.08 = 5,187,649.68/x
  3. Step 3: Cross multiply
    9,262,030.68x = 12,781,639.08 × 5,187,649.68
  4. Step 4: Simplify right side
    9,262,030.68x = 66,306,665,883,237.49
  5. Step 5: Solve for x
    x = 66,306,665,883,237.49/9,262,030.68
  6. Step 6: Final answer
    x = 7,158,977.14

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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.