Home / 55,440,575.60-76,499,495.49-31,914,566.74

Finding the Fourth Proportional to 55,440,575.60, 76,499,495.49 and 31,914,566.74

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Solution

The fourth proportional to 55,440,575.60, 76,499,495.49 and 31,914,566.74 is: 44,037,209.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,440,575.60 : 76,499,495.49 = 31,914,566.74 : x
  2. Step 2: Convert to fraction form
    55,440,575.60/76,499,495.49 = 31,914,566.74/x
  3. Step 3: Cross multiply
    55,440,575.60x = 76,499,495.49 × 31,914,566.74
  4. Step 4: Simplify right side
    55,440,575.60x = 2,441,448,254,200,685
  5. Step 5: Solve for x
    x = 2,441,448,254,200,685/55,440,575.60
  6. Step 6: Final answer
    x = 44,037,209.72

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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.