Home / 56,807,639.80-85,211,459.70-47,737,713.40

Finding the Fourth Proportional to 56,807,639.80, 85,211,459.70 and 47,737,713.40

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Solution

The fourth proportional to 56,807,639.80, 85,211,459.70 and 47,737,713.40 is: 71,606,570.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,807,639.80 : 85,211,459.70 = 47,737,713.40 : x
  2. Step 2: Convert to fraction form
    56,807,639.80/85,211,459.70 = 47,737,713.40/x
  3. Step 3: Cross multiply
    56,807,639.80x = 85,211,459.70 × 47,737,713.40
  4. Step 4: Simplify right side
    56,807,639.80x = 4,067,800,241,554,250
  5. Step 5: Solve for x
    x = 4,067,800,241,554,250/56,807,639.80
  6. Step 6: Final answer
    x = 71,606,570.10

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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.