Home / 15,205,001.94-20,983,424.76-8,329,482.18

Finding the Fourth Proportional to 15,205,001.94, 20,983,424.76 and 8,329,482.18

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Solution

The fourth proportional to 15,205,001.94, 20,983,424.76 and 8,329,482.18 is: 11,494,971.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,205,001.94 : 20,983,424.76 = 8,329,482.18 : x
  2. Step 2: Convert to fraction form
    15,205,001.94/20,983,424.76 = 8,329,482.18/x
  3. Step 3: Cross multiply
    15,205,001.94x = 20,983,424.76 × 8,329,482.18
  4. Step 4: Simplify right side
    15,205,001.94x = 174,781,062,613,790.78
  5. Step 5: Solve for x
    x = 174,781,062,613,790.78/15,205,001.94
  6. Step 6: Final answer
    x = 11,494,971.41

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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.