Home / 20,448,005.40-30,672,008.10-6,073,291.80

Finding the Fourth Proportional to 20,448,005.40, 30,672,008.10 and 6,073,291.80

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Solution

The fourth proportional to 20,448,005.40, 30,672,008.10 and 6,073,291.80 is: 9,109,937.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,448,005.40 : 30,672,008.10 = 6,073,291.80 : x
  2. Step 2: Convert to fraction form
    20,448,005.40/30,672,008.10 = 6,073,291.80/x
  3. Step 3: Cross multiply
    20,448,005.40x = 30,672,008.10 × 6,073,291.80
  4. Step 4: Simplify right side
    20,448,005.40x = 186,280,055,283,263.59
  5. Step 5: Solve for x
    x = 186,280,055,283,263.59/20,448,005.40
  6. Step 6: Final answer
    x = 9,109,937.70

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1.5x scale

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.