Home / 21,754,168.92-32,645,628.05-10,242,928.44

Finding the Fourth Proportional to 21,754,168.92, 32,645,628.05 and 10,242,928.44

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Solution

The fourth proportional to 21,754,168.92, 32,645,628.05 and 10,242,928.44 is: 15,371,160.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,754,168.92 : 32,645,628.05 = 10,242,928.44 : x
  2. Step 2: Convert to fraction form
    21,754,168.92/32,645,628.05 = 10,242,928.44/x
  3. Step 3: Cross multiply
    21,754,168.92x = 32,645,628.05 × 10,242,928.44
  4. Step 4: Simplify right side
    21,754,168.92x = 334,386,831,943,792.12
  5. Step 5: Solve for x
    x = 334,386,831,943,792.12/21,754,168.92
  6. Step 6: Final answer
    x = 15,371,160.96

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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.