Home / 14,234,262.60-19,643,612.22-8,123,259.72

Finding the Fourth Proportional to 14,234,262.60, 19,643,612.22 and 8,123,259.72

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Solution

The fourth proportional to 14,234,262.60, 19,643,612.22 and 8,123,259.72 is: 11,210,286.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,234,262.60 : 19,643,612.22 = 8,123,259.72 : x
  2. Step 2: Convert to fraction form
    14,234,262.60/19,643,612.22 = 8,123,259.72/x
  3. Step 3: Cross multiply
    14,234,262.60x = 19,643,612.22 × 8,123,259.72
  4. Step 4: Simplify right side
    14,234,262.60x = 159,570,163,902,025.75
  5. Step 5: Solve for x
    x = 159,570,163,902,025.75/14,234,262.60
  6. Step 6: Final answer
    x = 11,210,286.64

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1.5x scale

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.