Home / 8,889,799.90-13,334,699.85-7,966,011.10

Finding the Fourth Proportional to 8,889,799.90, 13,334,699.85 and 7,966,011.10

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Solution

The fourth proportional to 8,889,799.90, 13,334,699.85 and 7,966,011.10 is: 11,949,016.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,889,799.90 : 13,334,699.85 = 7,966,011.10 : x
  2. Step 2: Convert to fraction form
    8,889,799.90/13,334,699.85 = 7,966,011.10/x
  3. Step 3: Cross multiply
    8,889,799.90x = 13,334,699.85 × 7,966,011.10
  4. Step 4: Simplify right side
    8,889,799.90x = 106,224,367,020,268.33
  5. Step 5: Solve for x
    x = 106,224,367,020,268.33/8,889,799.90
  6. Step 6: Final answer
    x = 11,949,016.65

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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.