Home / 13,245,848.20-19,868,772.30-8,988,056.20

Finding the Fourth Proportional to 13,245,848.20, 19,868,772.30 and 8,988,056.20

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Solution

The fourth proportional to 13,245,848.20, 19,868,772.30 and 8,988,056.20 is: 13,482,084.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,245,848.20 : 19,868,772.30 = 8,988,056.20 : x
  2. Step 2: Convert to fraction form
    13,245,848.20/19,868,772.30 = 8,988,056.20/x
  3. Step 3: Cross multiply
    13,245,848.20x = 19,868,772.30 × 8,988,056.20
  4. Step 4: Simplify right side
    13,245,848.20x = 178,581,642,057,403.25
  5. Step 5: Solve for x
    x = 178,581,642,057,403.25/13,245,848.20
  6. Step 6: Final answer
    x = 13,482,084.30

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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.