Home / 22,476,266.79-31,017,248.07-12,162,989.89

Finding the Fourth Proportional to 22,476,266.79, 31,017,248.07 and 12,162,989.89

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Solution

The fourth proportional to 22,476,266.79, 31,017,248.07 and 12,162,989.89 is: 16,784,925.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,476,266.79 : 31,017,248.07 = 12,162,989.89 : x
  2. Step 2: Convert to fraction form
    22,476,266.79/31,017,248.07 = 12,162,989.89/x
  3. Step 3: Cross multiply
    22,476,266.79x = 31,017,248.07 × 12,162,989.89
  4. Step 4: Simplify right side
    22,476,266.79x = 377,262,474,475,130.81
  5. Step 5: Solve for x
    x = 377,262,474,475,130.81/22,476,266.79
  6. Step 6: Final answer
    x = 16,784,925.98

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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.