Home / 28,430,501.94-42,645,719.88-9,261,228.24

Finding the Fourth Proportional to 28,430,501.94, 42,645,719.88 and 9,261,228.24

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Solution

The fourth proportional to 28,430,501.94, 42,645,719.88 and 9,261,228.24 is: 13,891,831.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,430,501.94 : 42,645,719.88 = 9,261,228.24 : x
  2. Step 2: Convert to fraction form
    28,430,501.94/42,645,719.88 = 9,261,228.24/x
  3. Step 3: Cross multiply
    28,430,501.94x = 42,645,719.88 × 9,261,228.24
  4. Step 4: Simplify right side
    28,430,501.94x = 394,951,745,267,785.44
  5. Step 5: Solve for x
    x = 394,951,745,267,785.44/28,430,501.94
  6. Step 6: Final answer
    x = 13,891,831.60

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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.