Home / 14,358,436.80-21,537,655.20-10,327,358.40

Finding the Fourth Proportional to 14,358,436.80, 21,537,655.20 and 10,327,358.40

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Solution

The fourth proportional to 14,358,436.80, 21,537,655.20 and 10,327,358.40 is: 15,491,037.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,358,436.80 : 21,537,655.20 = 10,327,358.40 : x
  2. Step 2: Convert to fraction form
    14,358,436.80/21,537,655.20 = 10,327,358.40/x
  3. Step 3: Cross multiply
    14,358,436.80x = 21,537,655.20 × 10,327,358.40
  4. Step 4: Simplify right side
    14,358,436.80x = 222,427,084,346,023.69
  5. Step 5: Solve for x
    x = 222,427,084,346,023.69/14,358,436.80
  6. Step 6: Final answer
    x = 15,491,037.60

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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.