Home / 22,476,880.83-31,017,981.37-12,163,603.93

Finding the Fourth Proportional to 22,476,880.83, 31,017,981.37 and 12,163,603.93

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Solution

The fourth proportional to 22,476,880.83, 31,017,981.37 and 12,163,603.93 is: 16,785,711.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,476,880.83 : 31,017,981.37 = 12,163,603.93 : x
  2. Step 2: Convert to fraction form
    22,476,880.83/31,017,981.37 = 12,163,603.93/x
  3. Step 3: Cross multiply
    22,476,880.83x = 31,017,981.37 × 12,163,603.93
  4. Step 4: Simplify right side
    22,476,880.83x = 377,290,440,092,798.81
  5. Step 5: Solve for x
    x = 377,290,440,092,798.81/22,476,880.83
  6. Step 6: Final answer
    x = 16,785,711.64

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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.