Home / 8,958,878.81-12,364,302.35-5,091,981.24

Finding the Fourth Proportional to 8,958,878.81, 12,364,302.35 and 5,091,981.24

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Solution

The fourth proportional to 8,958,878.81, 12,364,302.35 and 5,091,981.24 is: 7,027,530.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,958,878.81 : 12,364,302.35 = 5,091,981.24 : x
  2. Step 2: Convert to fraction form
    8,958,878.81/12,364,302.35 = 5,091,981.24/x
  3. Step 3: Cross multiply
    8,958,878.81x = 12,364,302.35 × 5,091,981.24
  4. Step 4: Simplify right side
    8,958,878.81x = 62,958,795,624,617.87
  5. Step 5: Solve for x
    x = 62,958,795,624,617.87/8,958,878.81
  6. Step 6: Final answer
    x = 7,027,530.68

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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.