Home / 15,406,150.62-21,260,228.04-8,530,485.06

Finding the Fourth Proportional to 15,406,150.62, 21,260,228.04 and 8,530,485.06

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Solution

The fourth proportional to 15,406,150.62, 21,260,228.04 and 8,530,485.06 is: 11,771,925.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,406,150.62 : 21,260,228.04 = 8,530,485.06 : x
  2. Step 2: Convert to fraction form
    15,406,150.62/21,260,228.04 = 8,530,485.06/x
  3. Step 3: Cross multiply
    15,406,150.62x = 21,260,228.04 × 8,530,485.06
  4. Step 4: Simplify right side
    15,406,150.62x = 181,360,057,667,413.09
  5. Step 5: Solve for x
    x = 181,360,057,667,413.09/15,406,150.62
  6. Step 6: Final answer
    x = 11,771,925.52

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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.