Home / 21,616,639.60-32,443,330.20-8,846,309.20

Finding the Fourth Proportional to 21,616,639.60, 32,443,330.20 and 8,846,309.20

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Solution

The fourth proportional to 21,616,639.60, 32,443,330.20 and 8,846,309.20 is: 13,276,981.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,616,639.60 : 32,443,330.20 = 8,846,309.20 : x
  2. Step 2: Convert to fraction form
    21,616,639.60/32,443,330.20 = 8,846,309.20/x
  3. Step 3: Cross multiply
    21,616,639.60x = 32,443,330.20 × 8,846,309.20
  4. Step 4: Simplify right side
    21,616,639.60x = 287,003,730,426,897.81
  5. Step 5: Solve for x
    x = 287,003,730,426,897.81/21,616,639.60
  6. Step 6: Final answer
    x = 13,276,981.79

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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.