Home / 15,943,221.40-23,914,832.10-4,428,666.40

Finding the Fourth Proportional to 15,943,221.40, 23,914,832.10 and 4,428,666.40

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Solution

The fourth proportional to 15,943,221.40, 23,914,832.10 and 4,428,666.40 is: 6,642,999.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,943,221.40 : 23,914,832.10 = 4,428,666.40 : x
  2. Step 2: Convert to fraction form
    15,943,221.40/23,914,832.10 = 4,428,666.40/x
  3. Step 3: Cross multiply
    15,943,221.40x = 23,914,832.10 × 4,428,666.40
  4. Step 4: Simplify right side
    15,943,221.40x = 105,910,813,382,911.45
  5. Step 5: Solve for x
    x = 105,910,813,382,911.45/15,943,221.40
  6. Step 6: Final answer
    x = 6,642,999.60

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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.