Home / 10,065,723.90-13,890,857.22-5,482,041.72

Finding the Fourth Proportional to 10,065,723.90, 13,890,857.22 and 5,482,041.72

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Solution

The fourth proportional to 10,065,723.90, 13,890,857.22 and 5,482,041.72 is: 7,565,303.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,065,723.90 : 13,890,857.22 = 5,482,041.72 : x
  2. Step 2: Convert to fraction form
    10,065,723.90/13,890,857.22 = 5,482,041.72/x
  3. Step 3: Cross multiply
    10,065,723.90x = 13,890,857.22 × 5,482,041.72
  4. Step 4: Simplify right side
    10,065,723.90x = 76,150,258,806,603.22
  5. Step 5: Solve for x
    x = 76,150,258,806,603.22/10,065,723.90
  6. Step 6: Final answer
    x = 7,565,303.75

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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.