Home / 29,007,648.45-40,030,575.30-15,955,900.29

Finding the Fourth Proportional to 29,007,648.45, 40,030,575.30 and 15,955,900.29

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Solution

The fourth proportional to 29,007,648.45, 40,030,575.30 and 15,955,900.29 is: 22,019,153.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,007,648.45 : 40,030,575.30 = 15,955,900.29 : x
  2. Step 2: Convert to fraction form
    29,007,648.45/40,030,575.30 = 15,955,900.29/x
  3. Step 3: Cross multiply
    29,007,648.45x = 40,030,575.30 × 15,955,900.29
  4. Step 4: Simplify right side
    29,007,648.45x = 638,723,868,038,136.75
  5. Step 5: Solve for x
    x = 638,723,868,038,136.75/29,007,648.45
  6. Step 6: Final answer
    x = 22,019,153.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.