Home / 14,573,628.80-21,860,443.20-12,894,012.80

Finding the Fourth Proportional to 14,573,628.80, 21,860,443.20 and 12,894,012.80

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Solution

The fourth proportional to 14,573,628.80, 21,860,443.20 and 12,894,012.80 is: 19,341,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,573,628.80 : 21,860,443.20 = 12,894,012.80 : x
  2. Step 2: Convert to fraction form
    14,573,628.80/21,860,443.20 = 12,894,012.80/x
  3. Step 3: Cross multiply
    14,573,628.80x = 21,860,443.20 × 12,894,012.80
  4. Step 4: Simplify right side
    14,573,628.80x = 281,868,834,434,472.94
  5. Step 5: Solve for x
    x = 281,868,834,434,472.94/14,573,628.80
  6. Step 6: Final answer
    x = 19,341,019.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.