Home / 15,424,002.80-23,136,004.20-7,865,730.80

Finding the Fourth Proportional to 15,424,002.80, 23,136,004.20 and 7,865,730.80

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Solution

The fourth proportional to 15,424,002.80, 23,136,004.20 and 7,865,730.80 is: 11,798,596.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,424,002.80 : 23,136,004.20 = 7,865,730.80 : x
  2. Step 2: Convert to fraction form
    15,424,002.80/23,136,004.20 = 7,865,730.80/x
  3. Step 3: Cross multiply
    15,424,002.80x = 23,136,004.20 × 7,865,730.80
  4. Step 4: Simplify right side
    15,424,002.80x = 181,981,580,824,869.34
  5. Step 5: Solve for x
    x = 181,981,580,824,869.34/15,424,002.80
  6. Step 6: Final answer
    x = 11,798,596.20

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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.