Home / 16,390,065.61-22,617,697.77-9,047,741.12

Finding the Fourth Proportional to 16,390,065.61, 22,617,697.77 and 9,047,741.12

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Solution

The fourth proportional to 16,390,065.61, 22,617,697.77 and 9,047,741.12 is: 12,485,555.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390,065.61 : 22,617,697.77 = 9,047,741.12 : x
  2. Step 2: Convert to fraction form
    16,390,065.61/22,617,697.77 = 9,047,741.12/x
  3. Step 3: Cross multiply
    16,390,065.61x = 22,617,697.77 × 9,047,741.12
  4. Step 4: Simplify right side
    16,390,065.61x = 204,639,074,040,272.81
  5. Step 5: Solve for x
    x = 204,639,074,040,272.81/16,390,065.61
  6. Step 6: Final answer
    x = 12,485,555.51

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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.