Home / 12,528,177.80-18,795,061.74-4,009,025.48

Finding the Fourth Proportional to 12,528,177.80, 18,795,061.74 and 4,009,025.48

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Solution

The fourth proportional to 12,528,177.80, 18,795,061.74 and 4,009,025.48 is: 6,014,432.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,528,177.80 : 18,795,061.74 = 4,009,025.48 : x
  2. Step 2: Convert to fraction form
    12,528,177.80/18,795,061.74 = 4,009,025.48/x
  3. Step 3: Cross multiply
    12,528,177.80x = 18,795,061.74 × 4,009,025.48
  4. Step 4: Simplify right side
    12,528,177.80x = 75,349,881,413,833.12
  5. Step 5: Solve for x
    x = 75,349,881,413,833.12/12,528,177.80
  6. Step 6: Final answer
    x = 6,014,432.63

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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.