Home / 43,901,376.40-65,852,064.60-13,612,301.20

Finding the Fourth Proportional to 43,901,376.40, 65,852,064.60 and 13,612,301.20

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Solution

The fourth proportional to 43,901,376.40, 65,852,064.60 and 13,612,301.20 is: 20,418,451.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,901,376.40 : 65,852,064.60 = 13,612,301.20 : x
  2. Step 2: Convert to fraction form
    43,901,376.40/65,852,064.60 = 13,612,301.20/x
  3. Step 3: Cross multiply
    43,901,376.40x = 65,852,064.60 × 13,612,301.20
  4. Step 4: Simplify right side
    43,901,376.40x = 896,398,137,977,057.50
  5. Step 5: Solve for x
    x = 896,398,137,977,057.50/43,901,376.40
  6. Step 6: Final answer
    x = 20,418,451.80

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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.