Home / 6,345,156.40-9,506,187.12-5,664,911.92

Finding the Fourth Proportional to 6,345,156.40, 9,506,187.12 and 5,664,911.92

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Solution

The fourth proportional to 6,345,156.40, 9,506,187.12 and 5,664,911.92 is: 8,487,058.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,345,156.40 : 9,506,187.12 = 5,664,911.92 : x
  2. Step 2: Convert to fraction form
    6,345,156.40/9,506,187.12 = 5,664,911.92/x
  3. Step 3: Cross multiply
    6,345,156.40x = 9,506,187.12 × 5,664,911.92
  4. Step 4: Simplify right side
    6,345,156.40x = 53,851,712,729,838.47
  5. Step 5: Solve for x
    x = 53,851,712,729,838.47/6,345,156.40
  6. Step 6: Final answer
    x = 8,487,058.37

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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.