Home / 28,396,360.40-42,569,657.40-17,041,326.80

Finding the Fourth Proportional to 28,396,360.40, 42,569,657.40 and 17,041,326.80

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Solution

The fourth proportional to 28,396,360.40, 42,569,657.40 and 17,041,326.80 is: 25,547,057.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,396,360.40 : 42,569,657.40 = 17,041,326.80 : x
  2. Step 2: Convert to fraction form
    28,396,360.40/42,569,657.40 = 17,041,326.80/x
  3. Step 3: Cross multiply
    28,396,360.40x = 42,569,657.40 × 17,041,326.80
  4. Step 4: Simplify right side
    28,396,360.40x = 725,443,443,517,438.38
  5. Step 5: Solve for x
    x = 725,443,443,517,438.38/28,396,360.40
  6. Step 6: Final answer
    x = 25,547,057.20

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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.