Home / 55,611,487.20-83,417,230.80-53,344,005.60

Finding the Fourth Proportional to 55,611,487.20, 83,417,230.80 and 53,344,005.60

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Solution

The fourth proportional to 55,611,487.20, 83,417,230.80 and 53,344,005.60 is: 80,016,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,611,487.20 : 83,417,230.80 = 53,344,005.60 : x
  2. Step 2: Convert to fraction form
    55,611,487.20/83,417,230.80 = 53,344,005.60/x
  3. Step 3: Cross multiply
    55,611,487.20x = 83,417,230.80 × 53,344,005.60
  4. Step 4: Simplify right side
    55,611,487.20x = 4,449,809,226,931,692.50
  5. Step 5: Solve for x
    x = 4,449,809,226,931,692.50/55,611,487.20
  6. Step 6: Final answer
    x = 80,016,008.40

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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.