Home / 7,560,890.20-11,341,335.30-6,899,541.40

Finding the Fourth Proportional to 7,560,890.20, 11,341,335.30 and 6,899,541.40

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Solution

The fourth proportional to 7,560,890.20, 11,341,335.30 and 6,899,541.40 is: 10,349,312.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,560,890.20 : 11,341,335.30 = 6,899,541.40 : x
  2. Step 2: Convert to fraction form
    7,560,890.20/11,341,335.30 = 6,899,541.40/x
  3. Step 3: Cross multiply
    7,560,890.20x = 11,341,335.30 × 6,899,541.40
  4. Step 4: Simplify right side
    7,560,890.20x = 78,250,012,433,631.42
  5. Step 5: Solve for x
    x = 78,250,012,433,631.42/7,560,890.20
  6. Step 6: Final answer
    x = 10,349,312.10

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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.