Home / 10,071,412.54-15,111,584.08-5,277,962.14

Finding the Fourth Proportional to 10,071,412.54, 15,111,584.08 and 5,277,962.14

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Solution

The fourth proportional to 10,071,412.54, 15,111,584.08 and 5,277,962.14 is: 7,919,283.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,071,412.54 : 15,111,584.08 = 5,277,962.14 : x
  2. Step 2: Convert to fraction form
    10,071,412.54/15,111,584.08 = 5,277,962.14/x
  3. Step 3: Cross multiply
    10,071,412.54x = 15,111,584.08 × 5,277,962.14
  4. Step 4: Simplify right side
    10,071,412.54x = 79,758,368,649,666.72
  5. Step 5: Solve for x
    x = 79,758,368,649,666.72/10,071,412.54
  6. Step 6: Final answer
    x = 7,919,283.25

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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.