Home / 22,602,991.70-31,191,268.56-12,289,723.40

Finding the Fourth Proportional to 22,602,991.70, 31,191,268.56 and 12,289,723.40

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Solution

The fourth proportional to 22,602,991.70, 31,191,268.56 and 12,289,723.40 is: 16,959,350.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,602,991.70 : 31,191,268.56 = 12,289,723.40 : x
  2. Step 2: Convert to fraction form
    22,602,991.70/31,191,268.56 = 12,289,723.40/x
  3. Step 3: Cross multiply
    22,602,991.70x = 31,191,268.56 × 12,289,723.40
  4. Step 4: Simplify right side
    22,602,991.70x = 383,332,063,097,516.31
  5. Step 5: Solve for x
    x = 383,332,063,097,516.31/22,602,991.70
  6. Step 6: Final answer
    x = 16,959,350.70

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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.