Home / 8,365,129-11,546,301.54-5,424,867.88

Finding the Fourth Proportional to 8,365,129, 11,546,301.54 and 5,424,867.88

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Solution

The fourth proportional to 8,365,129, 11,546,301.54 and 5,424,867.88 is: 7,487,889.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,365,129 : 11,546,301.54 = 5,424,867.88 : x
  2. Step 2: Convert to fraction form
    8,365,129/11,546,301.54 = 5,424,867.88/x
  3. Step 3: Cross multiply
    8,365,129x = 11,546,301.54 × 5,424,867.88
  4. Step 4: Simplify right side
    8,365,129x = 62,637,160,357,140.53
  5. Step 5: Solve for x
    x = 62,637,160,357,140.53/8,365,129
  6. Step 6: Final answer
    x = 7,487,889.35

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1.5x scale

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.