Home / 22,137,426.40-30,548,332.56-12,844,276.72

Finding the Fourth Proportional to 22,137,426.40, 30,548,332.56 and 12,844,276.72

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Solution

The fourth proportional to 22,137,426.40, 30,548,332.56 and 12,844,276.72 is: 17,724,338.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,137,426.40 : 30,548,332.56 = 12,844,276.72 : x
  2. Step 2: Convert to fraction form
    22,137,426.40/30,548,332.56 = 12,844,276.72/x
  3. Step 3: Cross multiply
    22,137,426.40x = 30,548,332.56 × 12,844,276.72
  4. Step 4: Simplify right side
    22,137,426.40x = 392,371,236,735,226
  5. Step 5: Solve for x
    x = 392,371,236,735,226/22,137,426.40
  6. Step 6: Final answer
    x = 17,724,338.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.