Home / 8,835,374.10-13,253,061.15-8,686,074.90

Finding the Fourth Proportional to 8,835,374.10, 13,253,061.15 and 8,686,074.90

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Solution

The fourth proportional to 8,835,374.10, 13,253,061.15 and 8,686,074.90 is: 13,029,112.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,835,374.10 : 13,253,061.15 = 8,686,074.90 : x
  2. Step 2: Convert to fraction form
    8,835,374.10/13,253,061.15 = 8,686,074.90/x
  3. Step 3: Cross multiply
    8,835,374.10x = 13,253,061.15 × 8,686,074.90
  4. Step 4: Simplify right side
    8,835,374.10x = 115,117,081,803,180.14
  5. Step 5: Solve for x
    x = 115,117,081,803,180.14/8,835,374.10
  6. Step 6: Final answer
    x = 13,029,112.35

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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.