Home / 10,130,579.80-15,201,921.77-9,306,374.22

Finding the Fourth Proportional to 10,130,579.80, 15,201,921.77 and 9,306,374.22

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Solution

The fourth proportional to 10,130,579.80, 15,201,921.77 and 9,306,374.22 is: 13,965,121.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,130,579.80 : 15,201,921.77 = 9,306,374.22 : x
  2. Step 2: Convert to fraction form
    10,130,579.80/15,201,921.77 = 9,306,374.22/x
  3. Step 3: Cross multiply
    10,130,579.80x = 15,201,921.77 × 9,306,374.22
  4. Step 4: Simplify right side
    10,130,579.80x = 141,474,772,854,784.78
  5. Step 5: Solve for x
    x = 141,474,772,854,784.78/10,130,579.80
  6. Step 6: Final answer
    x = 13,965,121.02

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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.