Home / 14,274,389.90-19,648,875.18-12,320,467.94

Finding the Fourth Proportional to 14,274,389.90, 19,648,875.18 and 12,320,467.94

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Solution

The fourth proportional to 14,274,389.90, 19,648,875.18 and 12,320,467.94 is: 16,959,277.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,274,389.90 : 19,648,875.18 = 12,320,467.94 : x
  2. Step 2: Convert to fraction form
    14,274,389.90/19,648,875.18 = 12,320,467.94/x
  3. Step 3: Cross multiply
    14,274,389.90x = 19,648,875.18 × 12,320,467.94
  4. Step 4: Simplify right side
    14,274,389.90x = 242,083,336,712,251.72
  5. Step 5: Solve for x
    x = 242,083,336,712,251.72/14,274,389.90
  6. Step 6: Final answer
    x = 16,959,277.31

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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.