Home / 15,119,543.40-22,679,315.10-9,072,925.80

Finding the Fourth Proportional to 15,119,543.40, 22,679,315.10 and 9,072,925.80

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Solution

The fourth proportional to 15,119,543.40, 22,679,315.10 and 9,072,925.80 is: 13,609,388.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,119,543.40 : 22,679,315.10 = 9,072,925.80 : x
  2. Step 2: Convert to fraction form
    15,119,543.40/22,679,315.10 = 9,072,925.80/x
  3. Step 3: Cross multiply
    15,119,543.40x = 22,679,315.10 × 9,072,925.80
  4. Step 4: Simplify right side
    15,119,543.40x = 205,767,743,097,119.62
  5. Step 5: Solve for x
    x = 205,767,743,097,119.62/15,119,543.40
  6. Step 6: Final answer
    x = 13,609,388.70

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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.