Home / 14,841,041.97-20,480,142.75-8,225,348.51

Finding the Fourth Proportional to 14,841,041.97, 20,480,142.75 and 8,225,348.51

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Solution

The fourth proportional to 14,841,041.97, 20,480,142.75 and 8,225,348.51 is: 11,350,706.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,841,041.97 : 20,480,142.75 = 8,225,348.51 : x
  2. Step 2: Convert to fraction form
    14,841,041.97/20,480,142.75 = 8,225,348.51/x
  3. Step 3: Cross multiply
    14,841,041.97x = 20,480,142.75 × 8,225,348.51
  4. Step 4: Simplify right side
    14,841,041.97x = 168,456,311,653,299.81
  5. Step 5: Solve for x
    x = 168,456,311,653,299.81/14,841,041.97
  6. Step 6: Final answer
    x = 11,350,706.51

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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.