Home / 14,867,798.37-20,479,333.35-10,509,391.68

Finding the Fourth Proportional to 14,867,798.37, 20,479,333.35 and 10,509,391.68

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Solution

The fourth proportional to 14,867,798.37, 20,479,333.35 and 10,509,391.68 is: 14,475,938.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,867,798.37 : 20,479,333.35 = 10,509,391.68 : x
  2. Step 2: Convert to fraction form
    14,867,798.37/20,479,333.35 = 10,509,391.68/x
  3. Step 3: Cross multiply
    14,867,798.37x = 20,479,333.35 × 10,509,391.68
  4. Step 4: Simplify right side
    14,867,798.37x = 215,225,335,520,436.53
  5. Step 5: Solve for x
    x = 215,225,335,520,436.53/14,867,798.37
  6. Step 6: Final answer
    x = 14,475,938.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.