Home / 22,812,729-34,220,667.96-6,638,814.24

Finding the Fourth Proportional to 22,812,729, 34,220,667.96 and 6,638,814.24

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Solution

The fourth proportional to 22,812,729, 34,220,667.96 and 6,638,814.24 is: 9,958,679.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,812,729 : 34,220,667.96 = 6,638,814.24 : x
  2. Step 2: Convert to fraction form
    22,812,729/34,220,667.96 = 6,638,814.24/x
  3. Step 3: Cross multiply
    22,812,729x = 34,220,667.96 × 6,638,814.24
  4. Step 4: Simplify right side
    22,812,729x = 227,184,657,755,159.75
  5. Step 5: Solve for x
    x = 227,184,657,755,159.75/22,812,729
  6. Step 6: Final answer
    x = 9,958,679.55

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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.