Home / 7,248,545.80-10,872,818.70-2,199,848.20

Finding the Fourth Proportional to 7,248,545.80, 10,872,818.70 and 2,199,848.20

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Solution

The fourth proportional to 7,248,545.80, 10,872,818.70 and 2,199,848.20 is: 3,299,772.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248,545.80 : 10,872,818.70 = 2,199,848.20 : x
  2. Step 2: Convert to fraction form
    7,248,545.80/10,872,818.70 = 2,199,848.20/x
  3. Step 3: Cross multiply
    7,248,545.80x = 10,872,818.70 × 2,199,848.20
  4. Step 4: Simplify right side
    7,248,545.80x = 23,918,550,646,121.34
  5. Step 5: Solve for x
    x = 23,918,550,646,121.34/7,248,545.80
  6. Step 6: Final answer
    x = 3,299,772.30

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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.