Home / 56,667,693.84-78,201,052.20-32,221,405.68

Finding the Fourth Proportional to 56,667,693.84, 78,201,052.20 and 32,221,405.68

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Solution

The fourth proportional to 56,667,693.84, 78,201,052.20 and 32,221,405.68 is: 44,465,332.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,667,693.84 : 78,201,052.20 = 32,221,405.68 : x
  2. Step 2: Convert to fraction form
    56,667,693.84/78,201,052.20 = 32,221,405.68/x
  3. Step 3: Cross multiply
    56,667,693.84x = 78,201,052.20 × 32,221,405.68
  4. Step 4: Simplify right side
    56,667,693.84x = 2,519,747,827,539,056.50
  5. Step 5: Solve for x
    x = 2,519,747,827,539,056.50/56,667,693.84
  6. Step 6: Final answer
    x = 44,465,332.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.