Home / 20,012,932.12-27,617,869.94-10,845,574.87

Finding the Fourth Proportional to 20,012,932.12, 27,617,869.94 and 10,845,574.87

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Solution

The fourth proportional to 20,012,932.12, 27,617,869.94 and 10,845,574.87 is: 14,966,906.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,012,932.12 : 27,617,869.94 = 10,845,574.87 : x
  2. Step 2: Convert to fraction form
    20,012,932.12/27,617,869.94 = 10,845,574.87/x
  3. Step 3: Cross multiply
    20,012,932.12x = 27,617,869.94 × 10,845,574.87
  4. Step 4: Simplify right side
    20,012,932.12x = 299,531,676,184,192.38
  5. Step 5: Solve for x
    x = 299,531,676,184,192.38/20,012,932.12
  6. Step 6: Final answer
    x = 14,966,906.12

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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.