Home / 5,445,371.20-8,168,056.80-3,541,806.40

Finding the Fourth Proportional to 5,445,371.20, 8,168,056.80 and 3,541,806.40

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Solution

The fourth proportional to 5,445,371.20, 8,168,056.80 and 3,541,806.40 is: 5,312,709.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445,371.20 : 8,168,056.80 = 3,541,806.40 : x
  2. Step 2: Convert to fraction form
    5,445,371.20/8,168,056.80 = 3,541,806.40/x
  3. Step 3: Cross multiply
    5,445,371.20x = 8,168,056.80 × 3,541,806.40
  4. Step 4: Simplify right side
    5,445,371.20x = 28,929,675,849,803.52
  5. Step 5: Solve for x
    x = 28,929,675,849,803.52/5,445,371.20
  6. Step 6: Final answer
    x = 5,312,709.60

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1.5x scale

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.