Home / 64,520,417.60-96,788,920.80-32,188,846.40

Finding the Fourth Proportional to 64,520,417.60, 96,788,920.80 and 32,188,846.40

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Solution

The fourth proportional to 64,520,417.60, 96,788,920.80 and 32,188,846.40 is: 48,287,407.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,520,417.60 : 96,788,920.80 = 32,188,846.40 : x
  2. Step 2: Convert to fraction form
    64,520,417.60/96,788,920.80 = 32,188,846.40/x
  3. Step 3: Cross multiply
    64,520,417.60x = 96,788,920.80 × 32,188,846.40
  4. Step 4: Simplify right side
    64,520,417.60x = 3,115,523,704,852,965
  5. Step 5: Solve for x
    x = 3,115,523,704,852,965/64,520,417.60
  6. Step 6: Final answer
    x = 48,287,407.63

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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.