Home / 13,826,497.80-20,739,746.70-10,392,616.20

Finding the Fourth Proportional to 13,826,497.80, 20,739,746.70 and 10,392,616.20

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Solution

The fourth proportional to 13,826,497.80, 20,739,746.70 and 10,392,616.20 is: 15,588,924.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,826,497.80 : 20,739,746.70 = 10,392,616.20 : x
  2. Step 2: Convert to fraction form
    13,826,497.80/20,739,746.70 = 10,392,616.20/x
  3. Step 3: Cross multiply
    13,826,497.80x = 20,739,746.70 × 10,392,616.20
  4. Step 4: Simplify right side
    13,826,497.80x = 215,540,227,538,316.53
  5. Step 5: Solve for x
    x = 215,540,227,538,316.53/13,826,497.80
  6. Step 6: Final answer
    x = 15,588,924.30

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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.