Home / 22,476,280.12-31,017,266.60-12,163,003.21

Finding the Fourth Proportional to 22,476,280.12, 31,017,266.60 and 12,163,003.21

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Solution

The fourth proportional to 22,476,280.12, 31,017,266.60 and 12,163,003.21 is: 16,784,944.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,476,280.12 : 31,017,266.60 = 12,163,003.21 : x
  2. Step 2: Convert to fraction form
    22,476,280.12/31,017,266.60 = 12,163,003.21/x
  3. Step 3: Cross multiply
    22,476,280.12x = 31,017,266.60 × 12,163,003.21
  4. Step 4: Simplify right side
    22,476,280.12x = 377,263,113,221,225.81
  5. Step 5: Solve for x
    x = 377,263,113,221,225.81/22,476,280.12
  6. Step 6: Final answer
    x = 16,784,944.45

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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.