Home / 12,833,279.10-19,249,918.65-8,055,704.70

Finding the Fourth Proportional to 12,833,279.10, 19,249,918.65 and 8,055,704.70

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Solution

The fourth proportional to 12,833,279.10, 19,249,918.65 and 8,055,704.70 is: 12,083,557.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,833,279.10 : 19,249,918.65 = 8,055,704.70 : x
  2. Step 2: Convert to fraction form
    12,833,279.10/19,249,918.65 = 8,055,704.70/x
  3. Step 3: Cross multiply
    12,833,279.10x = 19,249,918.65 × 8,055,704.70
  4. Step 4: Simplify right side
    12,833,279.10x = 155,071,660,143,422.66
  5. Step 5: Solve for x
    x = 155,071,660,143,422.66/12,833,279.10
  6. Step 6: Final answer
    x = 12,083,557.05

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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.