Home / 12,195,124.39-16,827,720.19-6,968,471.35

Finding the Fourth Proportional to 12,195,124.39, 16,827,720.19 and 6,968,471.35

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Solution

The fourth proportional to 12,195,124.39, 16,827,720.19 and 6,968,471.35 is: 9,615,603.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,195,124.39 : 16,827,720.19 = 6,968,471.35 : x
  2. Step 2: Convert to fraction form
    12,195,124.39/16,827,720.19 = 6,968,471.35/x
  3. Step 3: Cross multiply
    12,195,124.39x = 16,827,720.19 × 6,968,471.35
  4. Step 4: Simplify right side
    12,195,124.39x = 117,263,486,033,445.03
  5. Step 5: Solve for x
    x = 117,263,486,033,445.03/12,195,124.39
  6. Step 6: Final answer
    x = 9,615,603.93

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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.