Home / 23,107,048.20-31,888,722.78-12,793,771.08

Finding the Fourth Proportional to 23,107,048.20, 31,888,722.78 and 12,793,771.08

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Solution

The fourth proportional to 23,107,048.20, 31,888,722.78 and 12,793,771.08 is: 17,655,955.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,107,048.20 : 31,888,722.78 = 12,793,771.08 : x
  2. Step 2: Convert to fraction form
    23,107,048.20/31,888,722.78 = 12,793,771.08/x
  3. Step 3: Cross multiply
    23,107,048.20x = 31,888,722.78 × 12,793,771.08
  4. Step 4: Simplify right side
    23,107,048.20x = 407,977,019,280,901.25
  5. Step 5: Solve for x
    x = 407,977,019,280,901.25/23,107,048.20
  6. Step 6: Final answer
    x = 17,655,955.70

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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.