Home / 31,304,134.02-46,934,199.48-13,788,378.36

Finding the Fourth Proportional to 31,304,134.02, 46,934,199.48 and 13,788,378.36

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Solution

The fourth proportional to 31,304,134.02, 46,934,199.48 and 13,788,378.36 is: 20,672,876.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,304,134.02 : 46,934,199.48 = 13,788,378.36 : x
  2. Step 2: Convert to fraction form
    31,304,134.02/46,934,199.48 = 13,788,378.36/x
  3. Step 3: Cross multiply
    31,304,134.02x = 46,934,199.48 × 13,788,378.36
  4. Step 4: Simplify right side
    31,304,134.02x = 647,146,500,453,955.12
  5. Step 5: Solve for x
    x = 647,146,500,453,955.12/31,304,134.02
  6. Step 6: Final answer
    x = 20,672,876.63

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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.