Home / 7,215,061.80-10,822,592.70-6,564,210.60

Finding the Fourth Proportional to 7,215,061.80, 10,822,592.70 and 6,564,210.60

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Solution

The fourth proportional to 7,215,061.80, 10,822,592.70 and 6,564,210.60 is: 9,846,315.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,215,061.80 : 10,822,592.70 = 6,564,210.60 : x
  2. Step 2: Convert to fraction form
    7,215,061.80/10,822,592.70 = 6,564,210.60/x
  3. Step 3: Cross multiply
    7,215,061.80x = 10,822,592.70 × 6,564,210.60
  4. Step 4: Simplify right side
    7,215,061.80x = 71,041,777,720,822.61
  5. Step 5: Solve for x
    x = 71,041,777,720,822.61/7,215,061.80
  6. Step 6: Final answer
    x = 9,846,315.90

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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.