Home / 15,130,552.74-22,666,566.78-12,672,522.42

Finding the Fourth Proportional to 15,130,552.74, 22,666,566.78 and 12,672,522.42

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Solution

The fourth proportional to 15,130,552.74, 22,666,566.78 and 12,672,522.42 is: 18,984,275.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,130,552.74 : 22,666,566.78 = 12,672,522.42 : x
  2. Step 2: Convert to fraction form
    15,130,552.74/22,666,566.78 = 12,672,522.42/x
  3. Step 3: Cross multiply
    15,130,552.74x = 22,666,566.78 × 12,672,522.42
  4. Step 4: Simplify right side
    15,130,552.74x = 287,242,575,703,977.25
  5. Step 5: Solve for x
    x = 287,242,575,703,977.25/15,130,552.74
  6. Step 6: Final answer
    x = 18,984,275.10

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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.