Home / 19,586,258.40-29,403,007.20-10,957,231.20

Finding the Fourth Proportional to 19,586,258.40, 29,403,007.20 and 10,957,231.20

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Solution

The fourth proportional to 19,586,258.40, 29,403,007.20 and 10,957,231.20 is: 16,449,060.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,586,258.40 : 29,403,007.20 = 10,957,231.20 : x
  2. Step 2: Convert to fraction form
    19,586,258.40/29,403,007.20 = 10,957,231.20/x
  3. Step 3: Cross multiply
    19,586,258.40x = 29,403,007.20 × 10,957,231.20
  4. Step 4: Simplify right side
    19,586,258.40x = 322,175,547,865,664.62
  5. Step 5: Solve for x
    x = 322,175,547,865,664.62/19,586,258.40
  6. Step 6: Final answer
    x = 16,449,060.42

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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.