Home / 12,599,880.86-17,386,719.54-7,017,701.46

Finding the Fourth Proportional to 12,599,880.86, 17,386,719.54 and 7,017,701.46

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Solution

The fourth proportional to 12,599,880.86, 17,386,719.54 and 7,017,701.46 is: 9,683,806.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,599,880.86 : 17,386,719.54 = 7,017,701.46 : x
  2. Step 2: Convert to fraction form
    12,599,880.86/17,386,719.54 = 7,017,701.46/x
  3. Step 3: Cross multiply
    12,599,880.86x = 17,386,719.54 × 7,017,701.46
  4. Step 4: Simplify right side
    12,599,880.86x = 122,014,807,100,468.52
  5. Step 5: Solve for x
    x = 122,014,807,100,468.52/12,599,880.86
  6. Step 6: Final answer
    x = 9,683,806.42

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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.