Home / 18,819,115.56-28,232,347.50-6,038,637.48

Finding the Fourth Proportional to 18,819,115.56, 28,232,347.50 and 6,038,637.48

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Solution

The fourth proportional to 18,819,115.56, 28,232,347.50 and 6,038,637.48 is: 9,059,135.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,819,115.56 : 28,232,347.50 = 6,038,637.48 : x
  2. Step 2: Convert to fraction form
    18,819,115.56/28,232,347.50 = 6,038,637.48/x
  3. Step 3: Cross multiply
    18,819,115.56x = 28,232,347.50 × 6,038,637.48
  4. Step 4: Simplify right side
    18,819,115.56x = 170,484,911,761,884.31
  5. Step 5: Solve for x
    x = 170,484,911,761,884.31/18,819,115.56
  6. Step 6: Final answer
    x = 9,059,135.18

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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.