Home / 20,012,931.55-27,617,869.16-10,845,574.30

Finding the Fourth Proportional to 20,012,931.55, 27,617,869.16 and 10,845,574.30

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Solution

The fourth proportional to 20,012,931.55, 27,617,869.16 and 10,845,574.30 is: 14,966,905.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,012,931.55 : 27,617,869.16 = 10,845,574.30 : x
  2. Step 2: Convert to fraction form
    20,012,931.55/27,617,869.16 = 10,845,574.30/x
  3. Step 3: Cross multiply
    20,012,931.55x = 27,617,869.16 × 10,845,574.30
  4. Step 4: Simplify right side
    20,012,931.55x = 299,531,651,982,458.62
  5. Step 5: Solve for x
    x = 299,531,651,982,458.62/20,012,931.55
  6. Step 6: Final answer
    x = 14,966,905.33

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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.