Home / 18,282,205.60-27,430,306.80-17,995,271.20

Finding the Fourth Proportional to 18,282,205.60, 27,430,306.80 and 17,995,271.20

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Solution

The fourth proportional to 18,282,205.60, 27,430,306.80 and 17,995,271.20 is: 26,999,795.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,282,205.60 : 27,430,306.80 = 17,995,271.20 : x
  2. Step 2: Convert to fraction form
    18,282,205.60/27,430,306.80 = 17,995,271.20/x
  3. Step 3: Cross multiply
    18,282,205.60x = 27,430,306.80 × 17,995,271.20
  4. Step 4: Simplify right side
    18,282,205.60x = 493,615,809,965,204.12
  5. Step 5: Solve for x
    x = 493,615,809,965,204.12/18,282,205.60
  6. Step 6: Final answer
    x = 26,999,795.36

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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.