Home / 10,797,681.48-14,900,977.54-6,447,147.96

Finding the Fourth Proportional to 10,797,681.48, 14,900,977.54 and 6,447,147.96

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Solution

The fourth proportional to 10,797,681.48, 14,900,977.54 and 6,447,147.96 is: 8,897,169.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,797,681.48 : 14,900,977.54 = 6,447,147.96 : x
  2. Step 2: Convert to fraction form
    10,797,681.48/14,900,977.54 = 6,447,147.96/x
  3. Step 3: Cross multiply
    10,797,681.48x = 14,900,977.54 × 6,447,147.96
  4. Step 4: Simplify right side
    10,797,681.48x = 96,068,806,949,016.81
  5. Step 5: Solve for x
    x = 96,068,806,949,016.81/10,797,681.48
  6. Step 6: Final answer
    x = 8,897,169.93

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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.