Home / 15,557,554.30-23,336,331.45-13,430,040.70

Finding the Fourth Proportional to 15,557,554.30, 23,336,331.45 and 13,430,040.70

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Solution

The fourth proportional to 15,557,554.30, 23,336,331.45 and 13,430,040.70 is: 20,145,061.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,557,554.30 : 23,336,331.45 = 13,430,040.70 : x
  2. Step 2: Convert to fraction form
    15,557,554.30/23,336,331.45 = 13,430,040.70/x
  3. Step 3: Cross multiply
    15,557,554.30x = 23,336,331.45 × 13,430,040.70
  4. Step 4: Simplify right side
    15,557,554.30x = 313,407,881,162,190
  5. Step 5: Solve for x
    x = 313,407,881,162,190/15,557,554.30
  6. Step 6: Final answer
    x = 20,145,061.05

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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.