Home / 7,421,704.80-11,136,243.60-2,934,127.20

Finding the Fourth Proportional to 7,421,704.80, 11,136,243.60 and 2,934,127.20

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Solution

The fourth proportional to 7,421,704.80, 11,136,243.60 and 2,934,127.20 is: 4,402,648.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,421,704.80 : 11,136,243.60 = 2,934,127.20 : x
  2. Step 2: Convert to fraction form
    7,421,704.80/11,136,243.60 = 2,934,127.20/x
  3. Step 3: Cross multiply
    7,421,704.80x = 11,136,243.60 × 2,934,127.20
  4. Step 4: Simplify right side
    7,421,704.80x = 32,675,155,252,585.92
  5. Step 5: Solve for x
    x = 32,675,155,252,585.92/7,421,704.80
  6. Step 6: Final answer
    x = 4,402,648.20

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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.