Home / 25,754,891.20-38,632,336.80-6,587,148.40

Finding the Fourth Proportional to 25,754,891.20, 38,632,336.80 and 6,587,148.40

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Solution

The fourth proportional to 25,754,891.20, 38,632,336.80 and 6,587,148.40 is: 9,880,722.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,754,891.20 : 38,632,336.80 = 6,587,148.40 : x
  2. Step 2: Convert to fraction form
    25,754,891.20/38,632,336.80 = 6,587,148.40/x
  3. Step 3: Cross multiply
    25,754,891.20x = 38,632,336.80 × 6,587,148.40
  4. Step 4: Simplify right side
    25,754,891.20x = 254,476,935,540,381.12
  5. Step 5: Solve for x
    x = 254,476,935,540,381.12/25,754,891.20
  6. Step 6: Final answer
    x = 9,880,722.60

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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.