Home / 28,111,478.01-42,168,150.45-9,667,242.06

Finding the Fourth Proportional to 28,111,478.01, 42,168,150.45 and 9,667,242.06

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Solution

The fourth proportional to 28,111,478.01, 42,168,150.45 and 9,667,242.06 is: 14,501,184.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,111,478.01 : 42,168,150.45 = 9,667,242.06 : x
  2. Step 2: Convert to fraction form
    28,111,478.01/42,168,150.45 = 9,667,242.06/x
  3. Step 3: Cross multiply
    28,111,478.01x = 42,168,150.45 × 9,667,242.06
  4. Step 4: Simplify right side
    28,111,478.01x = 407,649,717,399,723.06
  5. Step 5: Solve for x
    x = 407,649,717,399,723.06/28,111,478.01
  6. Step 6: Final answer
    x = 14,501,184.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.