Home / 19,424,200.80-29,136,301.20-10,354,274.40

Finding the Fourth Proportional to 19,424,200.80, 29,136,301.20 and 10,354,274.40

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Solution

The fourth proportional to 19,424,200.80, 29,136,301.20 and 10,354,274.40 is: 15,531,411.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,424,200.80 : 29,136,301.20 = 10,354,274.40 : x
  2. Step 2: Convert to fraction form
    19,424,200.80/29,136,301.20 = 10,354,274.40/x
  3. Step 3: Cross multiply
    19,424,200.80x = 29,136,301.20 × 10,354,274.40
  4. Step 4: Simplify right side
    19,424,200.80x = 301,685,257,625,849.31
  5. Step 5: Solve for x
    x = 301,685,257,625,849.31/19,424,200.80
  6. Step 6: Final answer
    x = 15,531,411.60

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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.