Home / 16,899,356.40-25,307,693.64-15,261,730.80

Finding the Fourth Proportional to 16,899,356.40, 25,307,693.64 and 15,261,730.80

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Solution

The fourth proportional to 16,899,356.40, 25,307,693.64 and 15,261,730.80 is: 22,855,261.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,899,356.40 : 25,307,693.64 = 15,261,730.80 : x
  2. Step 2: Convert to fraction form
    16,899,356.40/25,307,693.64 = 15,261,730.80/x
  3. Step 3: Cross multiply
    16,899,356.40x = 25,307,693.64 × 15,261,730.80
  4. Step 4: Simplify right side
    16,899,356.40x = 386,239,207,502,552.12
  5. Step 5: Solve for x
    x = 386,239,207,502,552.12/16,899,356.40
  6. Step 6: Final answer
    x = 22,855,261.37

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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.