Home / 15,283,051.62-21,088,689.81-10,332,258.90

Finding the Fourth Proportional to 15,283,051.62, 21,088,689.81 and 10,332,258.90

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Solution

The fourth proportional to 15,283,051.62, 21,088,689.81 and 10,332,258.90 is: 14,257,218.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,283,051.62 : 21,088,689.81 = 10,332,258.90 : x
  2. Step 2: Convert to fraction form
    15,283,051.62/21,088,689.81 = 10,332,258.90/x
  3. Step 3: Cross multiply
    15,283,051.62x = 21,088,689.81 × 10,332,258.90
  4. Step 4: Simplify right side
    15,283,051.62x = 217,893,802,978,711.81
  5. Step 5: Solve for x
    x = 217,893,802,978,711.81/15,283,051.62
  6. Step 6: Final answer
    x = 14,257,218.28

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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.