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Finding the Fourth Proportional to 8,502,153.32, 12,755,714.64 and 2,744,751.86

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Solution

The fourth proportional to 8,502,153.32, 12,755,714.64 and 2,744,751.86 is: 4,117,929.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,502,153.32 : 12,755,714.64 = 2,744,751.86 : x
  2. Step 2: Convert to fraction form
    8,502,153.32/12,755,714.64 = 2,744,751.86/x
  3. Step 3: Cross multiply
    8,502,153.32x = 12,755,714.64 × 2,744,751.86
  4. Step 4: Simplify right side
    8,502,153.32x = 35,011,271,483,769.23
  5. Step 5: Solve for x
    x = 35,011,271,483,769.23/8,502,153.32
  6. Step 6: Final answer
    x = 4,117,929.91

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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.