Home / 55,822,082.40-77,035,382.74-30,705,184.32

Finding the Fourth Proportional to 55,822,082.40, 77,035,382.74 and 30,705,184.32

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Solution

The fourth proportional to 55,822,082.40, 77,035,382.74 and 30,705,184.32 is: 42,373,654.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,822,082.40 : 77,035,382.74 = 30,705,184.32 : x
  2. Step 2: Convert to fraction form
    55,822,082.40/77,035,382.74 = 30,705,184.32/x
  3. Step 3: Cross multiply
    55,822,082.40x = 77,035,382.74 × 30,705,184.32
  4. Step 4: Simplify right side
    55,822,082.40x = 2,365,385,626,193,446.50
  5. Step 5: Solve for x
    x = 2,365,385,626,193,446.50/55,822,082.40
  6. Step 6: Final answer
    x = 42,373,654.38

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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.