Home / 14,502,322.41-20,013,338.97-7,886,973.78

Finding the Fourth Proportional to 14,502,322.41, 20,013,338.97 and 7,886,973.78

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Solution

The fourth proportional to 14,502,322.41, 20,013,338.97 and 7,886,973.78 is: 10,884,096.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,502,322.41 : 20,013,338.97 = 7,886,973.78 : x
  2. Step 2: Convert to fraction form
    14,502,322.41/20,013,338.97 = 7,886,973.78/x
  3. Step 3: Cross multiply
    14,502,322.41x = 20,013,338.97 × 7,886,973.78
  4. Step 4: Simplify right side
    14,502,322.41x = 157,844,679,706,642.19
  5. Step 5: Solve for x
    x = 157,844,679,706,642.19/14,502,322.41
  6. Step 6: Final answer
    x = 10,884,096.72

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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.