Home / 54,438,005.40-81,657,008.10-14,048,489.40

Finding the Fourth Proportional to 54,438,005.40, 81,657,008.10 and 14,048,489.40

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Solution

The fourth proportional to 54,438,005.40, 81,657,008.10 and 14,048,489.40 is: 21,072,734.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,438,005.40 : 81,657,008.10 = 14,048,489.40 : x
  2. Step 2: Convert to fraction form
    54,438,005.40/81,657,008.10 = 14,048,489.40/x
  3. Step 3: Cross multiply
    54,438,005.40x = 81,657,008.10 × 14,048,489.40
  4. Step 4: Simplify right side
    54,438,005.40x = 1,147,157,612,728,564
  5. Step 5: Solve for x
    x = 1,147,157,612,728,564/54,438,005.40
  6. Step 6: Final answer
    x = 21,072,734.10

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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.