Home / 57,114,530.40-85,671,795.60-54,626,599.20

Finding the Fourth Proportional to 57,114,530.40, 85,671,795.60 and 54,626,599.20

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Solution

The fourth proportional to 57,114,530.40, 85,671,795.60 and 54,626,599.20 is: 81,939,898.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,114,530.40 : 85,671,795.60 = 54,626,599.20 : x
  2. Step 2: Convert to fraction form
    57,114,530.40/85,671,795.60 = 54,626,599.20/x
  3. Step 3: Cross multiply
    57,114,530.40x = 85,671,795.60 × 54,626,599.20
  4. Step 4: Simplify right side
    57,114,530.40x = 4,679,958,840,985,523
  5. Step 5: Solve for x
    x = 4,679,958,840,985,523/57,114,530.40
  6. Step 6: Final answer
    x = 81,939,898.80

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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.