Home / 13,304,388.51-19,953,531.90-3,720,440.57

Finding the Fourth Proportional to 13,304,388.51, 19,953,531.90 and 3,720,440.57

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Solution

The fourth proportional to 13,304,388.51, 19,953,531.90 and 3,720,440.57 is: 5,579,807.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304,388.51 : 19,953,531.90 = 3,720,440.57 : x
  2. Step 2: Convert to fraction form
    13,304,388.51/19,953,531.90 = 3,720,440.57/x
  3. Step 3: Cross multiply
    13,304,388.51x = 19,953,531.90 × 3,720,440.57
  4. Step 4: Simplify right side
    13,304,388.51x = 74,235,929,495,781.52
  5. Step 5: Solve for x
    x = 74,235,929,495,781.52/13,304,388.51
  6. Step 6: Final answer
    x = 5,579,807.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.