Home / 49,776,005.40-74,664,008.10-13,874,213.40

Finding the Fourth Proportional to 49,776,005.40, 74,664,008.10 and 13,874,213.40

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Solution

The fourth proportional to 49,776,005.40, 74,664,008.10 and 13,874,213.40 is: 20,811,320.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,776,005.40 : 74,664,008.10 = 13,874,213.40 : x
  2. Step 2: Convert to fraction form
    49,776,005.40/74,664,008.10 = 13,874,213.40/x
  3. Step 3: Cross multiply
    49,776,005.40x = 74,664,008.10 × 13,874,213.40
  4. Step 4: Simplify right side
    49,776,005.40x = 1,035,904,381,678,728.50
  5. Step 5: Solve for x
    x = 1,035,904,381,678,728.50/49,776,005.40
  6. Step 6: Final answer
    x = 20,811,320.10

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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.