Home / 55,858,005.60-83,787,008.40-43,103,421.60

Finding the Fourth Proportional to 55,858,005.60, 83,787,008.40 and 43,103,421.60

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Solution

The fourth proportional to 55,858,005.60, 83,787,008.40 and 43,103,421.60 is: 64,655,132.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,858,005.60 : 83,787,008.40 = 43,103,421.60 : x
  2. Step 2: Convert to fraction form
    55,858,005.60/83,787,008.40 = 43,103,421.60/x
  3. Step 3: Cross multiply
    55,858,005.60x = 83,787,008.40 × 43,103,421.60
  4. Step 4: Simplify right side
    55,858,005.60x = 3,611,506,747,667,942
  5. Step 5: Solve for x
    x = 3,611,506,747,667,942/55,858,005.60
  6. Step 6: Final answer
    x = 64,655,132.40

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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.