Home / 9,155,718.91-12,634,910.08-5,435,296.08

Finding the Fourth Proportional to 9,155,718.91, 12,634,910.08 and 5,435,296.08

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Solution

The fourth proportional to 9,155,718.91, 12,634,910.08 and 5,435,296.08 is: 7,500,719.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,155,718.91 : 12,634,910.08 = 5,435,296.08 : x
  2. Step 2: Convert to fraction form
    9,155,718.91/12,634,910.08 = 5,435,296.08/x
  3. Step 3: Cross multiply
    9,155,718.91x = 12,634,910.08 × 5,435,296.08
  4. Step 4: Simplify right side
    9,155,718.91x = 68,674,477,262,577.62
  5. Step 5: Solve for x
    x = 68,674,477,262,577.62/9,155,718.91
  6. Step 6: Final answer
    x = 7,500,719.27

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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.