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Finding the Fourth Proportional to 9,361,981.95, 13,124,469.45 and 9,361,981.95

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Solution

The fourth proportional to 9,361,981.95, 13,124,469.45 and 9,361,981.95 is: 13,124,469.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,361,981.95 : 13,124,469.45 = 9,361,981.95 : x
  2. Step 2: Convert to fraction form
    9,361,981.95/13,124,469.45 = 9,361,981.95/x
  3. Step 3: Cross multiply
    9,361,981.95x = 13,124,469.45 × 9,361,981.95
  4. Step 4: Simplify right side
    9,361,981.95x = 122,871,046,094,226.41
  5. Step 5: Solve for x
    x = 122,871,046,094,226.41/9,361,981.95
  6. Step 6: Final answer
    x = 13,124,469.45

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.