Home / 10,781,941.20-16,168,246.20-4,390,069.20

Finding the Fourth Proportional to 10,781,941.20, 16,168,246.20 and 4,390,069.20

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Solution

The fourth proportional to 10,781,941.20, 16,168,246.20 and 4,390,069.20 is: 6,583,204.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,781,941.20 : 16,168,246.20 = 4,390,069.20 : x
  2. Step 2: Convert to fraction form
    10,781,941.20/16,168,246.20 = 4,390,069.20/x
  3. Step 3: Cross multiply
    10,781,941.20x = 16,168,246.20 × 4,390,069.20
  4. Step 4: Simplify right side
    10,781,941.20x = 70,979,719,660,637.05
  5. Step 5: Solve for x
    x = 70,979,719,660,637.05/10,781,941.20
  6. Step 6: Final answer
    x = 6,583,204.11

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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.