Home / 8,784,570.51-12,122,045.42-5,346,431.55

Finding the Fourth Proportional to 8,784,570.51, 12,122,045.42 and 5,346,431.55

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Solution

The fourth proportional to 8,784,570.51, 12,122,045.42 and 5,346,431.55 is: 7,377,672.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,784,570.51 : 12,122,045.42 = 5,346,431.55 : x
  2. Step 2: Convert to fraction form
    8,784,570.51/12,122,045.42 = 5,346,431.55/x
  3. Step 3: Cross multiply
    8,784,570.51x = 12,122,045.42 × 5,346,431.55
  4. Step 4: Simplify right side
    8,784,570.51x = 64,809,686,057,288.84
  5. Step 5: Solve for x
    x = 64,809,686,057,288.84/8,784,570.51
  6. Step 6: Final answer
    x = 7,377,672.70

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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.