Home / 28,352,003.40-42,559,497.90-17,581,465.80

Finding the Fourth Proportional to 28,352,003.40, 42,559,497.90 and 17,581,465.80

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Solution

The fourth proportional to 28,352,003.40, 42,559,497.90 and 17,581,465.80 is: 26,391,727.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,352,003.40 : 42,559,497.90 = 17,581,465.80 : x
  2. Step 2: Convert to fraction form
    28,352,003.40/42,559,497.90 = 17,581,465.80/x
  3. Step 3: Cross multiply
    28,352,003.40x = 42,559,497.90 × 17,581,465.80
  4. Step 4: Simplify right side
    28,352,003.40x = 748,258,356,794,021.88
  5. Step 5: Solve for x
    x = 748,258,356,794,021.88/28,352,003.40
  6. Step 6: Final answer
    x = 26,391,727.82

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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.