Home / 19,509,080.40-29,232,127.80-12,307,726.80

Finding the Fourth Proportional to 19,509,080.40, 29,232,127.80 and 12,307,726.80

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Solution

The fourth proportional to 19,509,080.40, 29,232,127.80 and 12,307,726.80 is: 18,441,722.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,509,080.40 : 29,232,127.80 = 12,307,726.80 : x
  2. Step 2: Convert to fraction form
    19,509,080.40/29,232,127.80 = 12,307,726.80/x
  3. Step 3: Cross multiply
    19,509,080.40x = 29,232,127.80 × 12,307,726.80
  4. Step 4: Simplify right side
    19,509,080.40x = 359,781,042,745,085.06
  5. Step 5: Solve for x
    x = 359,781,042,745,085.06/19,509,080.40
  6. Step 6: Final answer
    x = 18,441,722.28

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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.