Home / 12,559,972.80-17,333,080.80-7,053,787.20

Finding the Fourth Proportional to 12,559,972.80, 17,333,080.80 and 7,053,787.20

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Solution

The fourth proportional to 12,559,972.80, 17,333,080.80 and 7,053,787.20 is: 9,734,405.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,559,972.80 : 17,333,080.80 = 7,053,787.20 : x
  2. Step 2: Convert to fraction form
    12,559,972.80/17,333,080.80 = 7,053,787.20/x
  3. Step 3: Cross multiply
    12,559,972.80x = 17,333,080.80 × 7,053,787.20
  4. Step 4: Simplify right side
    12,559,972.80x = 122,263,863,483,605.77
  5. Step 5: Solve for x
    x = 122,263,863,483,605.77/12,559,972.80
  6. Step 6: Final answer
    x = 9,734,405.12

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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.