Home / 9,781,809.90-14,672,714.85-4,998,840.90

Finding the Fourth Proportional to 9,781,809.90, 14,672,714.85 and 4,998,840.90

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Solution

The fourth proportional to 9,781,809.90, 14,672,714.85 and 4,998,840.90 is: 7,498,261.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,781,809.90 : 14,672,714.85 = 4,998,840.90 : x
  2. Step 2: Convert to fraction form
    9,781,809.90/14,672,714.85 = 4,998,840.90/x
  3. Step 3: Cross multiply
    9,781,809.90x = 14,672,714.85 × 4,998,840.90
  4. Step 4: Simplify right side
    9,781,809.90x = 73,346,567,106,217.38
  5. Step 5: Solve for x
    x = 73,346,567,106,217.38/9,781,809.90
  6. Step 6: Final answer
    x = 7,498,261.35

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Double scale
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Similar ratio
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1.5x scale

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.