Home / 7,280,790.20-10,921,185.30-6,832,017.80

Finding the Fourth Proportional to 7,280,790.20, 10,921,185.30 and 6,832,017.80

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Solution

The fourth proportional to 7,280,790.20, 10,921,185.30 and 6,832,017.80 is: 10,248,026.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280,790.20 : 10,921,185.30 = 6,832,017.80 : x
  2. Step 2: Convert to fraction form
    7,280,790.20/10,921,185.30 = 6,832,017.80/x
  3. Step 3: Cross multiply
    7,280,790.20x = 10,921,185.30 × 6,832,017.80
  4. Step 4: Simplify right side
    7,280,790.20x = 74,613,732,366,698.34
  5. Step 5: Solve for x
    x = 74,613,732,366,698.34/7,280,790.20
  6. Step 6: Final answer
    x = 10,248,026.70

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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.