Home / 8,291,159.78-12,437,900.64-2,898,583.65

Finding the Fourth Proportional to 8,291,159.78, 12,437,900.64 and 2,898,583.65

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Solution

The fourth proportional to 8,291,159.78, 12,437,900.64 and 2,898,583.65 is: 4,348,281.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,291,159.78 : 12,437,900.64 = 2,898,583.65 : x
  2. Step 2: Convert to fraction form
    8,291,159.78/12,437,900.64 = 2,898,583.65/x
  3. Step 3: Cross multiply
    8,291,159.78x = 12,437,900.64 × 2,898,583.65
  4. Step 4: Simplify right side
    8,291,159.78x = 36,052,295,435,428.54
  5. Step 5: Solve for x
    x = 36,052,295,435,428.54/8,291,159.78
  6. Step 6: Final answer
    x = 4,348,281.35

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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.