Home / 7,440,649.20-11,160,981.90-2,952,925.20

Finding the Fourth Proportional to 7,440,649.20, 11,160,981.90 and 2,952,925.20

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Solution

The fourth proportional to 7,440,649.20, 11,160,981.90 and 2,952,925.20 is: 4,429,391.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440,649.20 : 11,160,981.90 = 2,952,925.20 : x
  2. Step 2: Convert to fraction form
    7,440,649.20/11,160,981.90 = 2,952,925.20/x
  3. Step 3: Cross multiply
    7,440,649.20x = 11,160,981.90 × 2,952,925.20
  4. Step 4: Simplify right side
    7,440,649.20x = 32,957,544,709,253.88
  5. Step 5: Solve for x
    x = 32,957,544,709,253.88/7,440,649.20
  6. Step 6: Final answer
    x = 4,429,391.01

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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.