Home / 7,113,642.02-9,817,760.49-4,057,155.62

Finding the Fourth Proportional to 7,113,642.02, 9,817,760.49 and 4,057,155.62

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Solution

The fourth proportional to 7,113,642.02, 9,817,760.49 and 4,057,155.62 is: 5,599,407.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,113,642.02 : 9,817,760.49 = 4,057,155.62 : x
  2. Step 2: Convert to fraction form
    7,113,642.02/9,817,760.49 = 4,057,155.62/x
  3. Step 3: Cross multiply
    7,113,642.02x = 9,817,760.49 × 4,057,155.62
  4. Step 4: Simplify right side
    7,113,642.02x = 39,832,182,147,817.45
  5. Step 5: Solve for x
    x = 39,832,182,147,817.45/7,113,642.02
  6. Step 6: Final answer
    x = 5,599,407.73

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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.