Home / 15,897,212.80-23,847,568.80-5,112,678.40

Finding the Fourth Proportional to 15,897,212.80, 23,847,568.80 and 5,112,678.40

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Solution

The fourth proportional to 15,897,212.80, 23,847,568.80 and 5,112,678.40 is: 7,669,580.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,897,212.80 : 23,847,568.80 = 5,112,678.40 : x
  2. Step 2: Convert to fraction form
    15,897,212.80/23,847,568.80 = 5,112,678.40/x
  3. Step 3: Cross multiply
    15,897,212.80x = 23,847,568.80 × 5,112,678.40
  4. Step 4: Simplify right side
    15,897,212.80x = 121,924,949,896,273.94
  5. Step 5: Solve for x
    x = 121,924,949,896,273.94/15,897,212.80
  6. Step 6: Final answer
    x = 7,669,580.29

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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.