Home / 74,662,917.40-111,994,376.10-61,908,333.40

Finding the Fourth Proportional to 74,662,917.40, 111,994,376.10 and 61,908,333.40

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Solution

The fourth proportional to 74,662,917.40, 111,994,376.10 and 61,908,333.40 is: 92,862,500.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,662,917.40 : 111,994,376.10 = 61,908,333.40 : x
  2. Step 2: Convert to fraction form
    74,662,917.40/111,994,376.10 = 61,908,333.40/x
  3. Step 3: Cross multiply
    74,662,917.40x = 111,994,376.10 × 61,908,333.40
  4. Step 4: Simplify right side
    74,662,917.40x = 6,933,385,174,523,791
  5. Step 5: Solve for x
    x = 6,933,385,174,523,791/74,662,917.40
  6. Step 6: Final answer
    x = 92,862,500.10

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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.