Home / 9,631,159.29-13,290,646.91-5,280,150.33

Finding the Fourth Proportional to 9,631,159.29, 13,290,646.91 and 5,280,150.33

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Solution

The fourth proportional to 9,631,159.29, 13,290,646.91 and 5,280,150.33 is: 7,286,413.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,631,159.29 : 13,290,646.91 = 5,280,150.33 : x
  2. Step 2: Convert to fraction form
    9,631,159.29/13,290,646.91 = 5,280,150.33/x
  3. Step 3: Cross multiply
    9,631,159.29x = 13,290,646.91 × 5,280,150.33
  4. Step 4: Simplify right side
    9,631,159.29x = 70,176,613,641,349.23
  5. Step 5: Solve for x
    x = 70,176,613,641,349.23/9,631,159.29
  6. Step 6: Final answer
    x = 7,286,413.97

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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.