Home / 10,265,865.95-14,165,412.22-5,682,176.39

Finding the Fourth Proportional to 10,265,865.95, 14,165,412.22 and 5,682,176.39

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Solution

The fourth proportional to 10,265,865.95, 14,165,412.22 and 5,682,176.39 is: 7,840,582.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,265,865.95 : 14,165,412.22 = 5,682,176.39 : x
  2. Step 2: Convert to fraction form
    10,265,865.95/14,165,412.22 = 5,682,176.39/x
  3. Step 3: Cross multiply
    10,265,865.95x = 14,165,412.22 × 5,682,176.39
  4. Step 4: Simplify right side
    10,265,865.95x = 80,490,370,871,101.48
  5. Step 5: Solve for x
    x = 80,490,370,871,101.48/10,265,865.95
  6. Step 6: Final answer
    x = 7,840,582.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.