Home / 9,642,811.38-13,303,291.46-5,510,625.66

Finding the Fourth Proportional to 9,642,811.38, 13,303,291.46 and 5,510,625.66

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Solution

The fourth proportional to 9,642,811.38, 13,303,291.46 and 5,510,625.66 is: 7,602,498.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,642,811.38 : 13,303,291.46 = 5,510,625.66 : x
  2. Step 2: Convert to fraction form
    9,642,811.38/13,303,291.46 = 5,510,625.66/x
  3. Step 3: Cross multiply
    9,642,811.38x = 13,303,291.46 × 5,510,625.66
  4. Step 4: Simplify right side
    9,642,811.38x = 73,309,459,281,934.88
  5. Step 5: Solve for x
    x = 73,309,459,281,934.88/9,642,811.38
  6. Step 6: Final answer
    x = 7,602,498.52

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1.5x scale

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.