Home / 9,124,460.80-12,590,902.80-5,452,648.72

Finding the Fourth Proportional to 9,124,460.80, 12,590,902.80 and 5,452,648.72

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Solution

The fourth proportional to 9,124,460.80, 12,590,902.80 and 5,452,648.72 is: 7,524,145.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,124,460.80 : 12,590,902.80 = 5,452,648.72 : x
  2. Step 2: Convert to fraction form
    9,124,460.80/12,590,902.80 = 5,452,648.72/x
  3. Step 3: Cross multiply
    9,124,460.80x = 12,590,902.80 × 5,452,648.72
  4. Step 4: Simplify right side
    9,124,460.80x = 68,653,770,036,064.41
  5. Step 5: Solve for x
    x = 68,653,770,036,064.41/9,124,460.80
  6. Step 6: Final answer
    x = 7,524,145.43

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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.