Home / 8,365,809.30-12,530,051.55-6,872,817.30

Finding the Fourth Proportional to 8,365,809.30, 12,530,051.55 and 6,872,817.30

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Solution

The fourth proportional to 8,365,809.30, 12,530,051.55 and 6,872,817.30 is: 10,293,894.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,365,809.30 : 12,530,051.55 = 6,872,817.30 : x
  2. Step 2: Convert to fraction form
    8,365,809.30/12,530,051.55 = 6,872,817.30/x
  3. Step 3: Cross multiply
    8,365,809.30x = 12,530,051.55 × 6,872,817.30
  4. Step 4: Simplify right side
    8,365,809.30x = 86,116,755,062,731.81
  5. Step 5: Solve for x
    x = 86,116,755,062,731.81/8,365,809.30
  6. Step 6: Final answer
    x = 10,293,894.11

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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.