Home / 55,776,007.80-83,440,062.90-48,286,164.60

Finding the Fourth Proportional to 55,776,007.80, 83,440,062.90 and 48,286,164.60

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Solution

The fourth proportional to 55,776,007.80, 83,440,062.90 and 48,286,164.60 is: 72,235,370.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,776,007.80 : 83,440,062.90 = 48,286,164.60 : x
  2. Step 2: Convert to fraction form
    55,776,007.80/83,440,062.90 = 48,286,164.60/x
  3. Step 3: Cross multiply
    55,776,007.80x = 83,440,062.90 × 48,286,164.60
  4. Step 4: Simplify right side
    55,776,007.80x = 4,029,000,611,423,754
  5. Step 5: Solve for x
    x = 4,029,000,611,423,754/55,776,007.80
  6. Step 6: Final answer
    x = 72,235,370.91

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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.