Home / 14,607,702.90-20,159,223.45-8,081,219.91

Finding the Fourth Proportional to 14,607,702.90, 20,159,223.45 and 8,081,219.91

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Solution

The fourth proportional to 14,607,702.90, 20,159,223.45 and 8,081,219.91 is: 11,152,411.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,607,702.90 : 20,159,223.45 = 8,081,219.91 : x
  2. Step 2: Convert to fraction form
    14,607,702.90/20,159,223.45 = 8,081,219.91/x
  3. Step 3: Cross multiply
    14,607,702.90x = 20,159,223.45 × 8,081,219.91
  4. Step 4: Simplify right side
    14,607,702.90x = 162,911,117,873,872.78
  5. Step 5: Solve for x
    x = 162,911,117,873,872.78/14,607,702.90
  6. Step 6: Final answer
    x = 11,152,411.78

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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.