Home / 20,012,931.68-27,617,869.33-10,845,574.43

Finding the Fourth Proportional to 20,012,931.68, 27,617,869.33 and 10,845,574.43

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Solution

The fourth proportional to 20,012,931.68, 27,617,869.33 and 10,845,574.43 is: 14,966,905.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,012,931.68 : 27,617,869.33 = 10,845,574.43 : x
  2. Step 2: Convert to fraction form
    20,012,931.68/27,617,869.33 = 10,845,574.43/x
  3. Step 3: Cross multiply
    20,012,931.68x = 27,617,869.33 × 10,845,574.43
  4. Step 4: Simplify right side
    20,012,931.68x = 299,531,657,416,529.19
  5. Step 5: Solve for x
    x = 299,531,657,416,529.19/20,012,931.68
  6. Step 6: Final answer
    x = 14,966,905.51

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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.