Home / 20,068,205.91-27,627,480.65-17,999,641.76

Finding the Fourth Proportional to 20,068,205.91, 27,627,480.65 and 17,999,641.76

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Solution

The fourth proportional to 20,068,205.91, 27,627,480.65 and 17,999,641.76 is: 24,779,731.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,068,205.91 : 27,627,480.65 = 17,999,641.76 : x
  2. Step 2: Convert to fraction form
    20,068,205.91/27,627,480.65 = 17,999,641.76/x
  3. Step 3: Cross multiply
    20,068,205.91x = 27,627,480.65 × 17,999,641.76
  4. Step 4: Simplify right side
    20,068,205.91x = 497,284,754,203,196.31
  5. Step 5: Solve for x
    x = 497,284,754,203,196.31/20,068,205.91
  6. Step 6: Final answer
    x = 24,779,731.50

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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.