Home / 13,006,810.19-17,948,089.94-7,204,507.76

Finding the Fourth Proportional to 13,006,810.19, 17,948,089.94 and 7,204,507.76

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Solution

The fourth proportional to 13,006,810.19, 17,948,089.94 and 7,204,507.76 is: 9,941,496.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,006,810.19 : 17,948,089.94 = 7,204,507.76 : x
  2. Step 2: Convert to fraction form
    13,006,810.19/17,948,089.94 = 7,204,507.76/x
  3. Step 3: Cross multiply
    13,006,810.19x = 17,948,089.94 × 7,204,507.76
  4. Step 4: Simplify right side
    13,006,810.19x = 129,307,153,124,144.94
  5. Step 5: Solve for x
    x = 129,307,153,124,144.94/13,006,810.19
  6. Step 6: Final answer
    x = 9,941,496.13

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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.