Home / 9,087,932.80-12,541,955.84-5,221,705.60

Finding the Fourth Proportional to 9,087,932.80, 12,541,955.84 and 5,221,705.60

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Solution

The fourth proportional to 9,087,932.80, 12,541,955.84 and 5,221,705.60 is: 7,206,303.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,087,932.80 : 12,541,955.84 = 5,221,705.60 : x
  2. Step 2: Convert to fraction form
    9,087,932.80/12,541,955.84 = 5,221,705.60/x
  3. Step 3: Cross multiply
    9,087,932.80x = 12,541,955.84 × 5,221,705.60
  4. Step 4: Simplify right side
    9,087,932.80x = 65,490,401,044,680.70
  5. Step 5: Solve for x
    x = 65,490,401,044,680.70/9,087,932.80
  6. Step 6: Final answer
    x = 7,206,303.40

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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.