Home / 12,565,440.51-18,837,365.79-4,367,017.53

Finding the Fourth Proportional to 12,565,440.51, 18,837,365.79 and 4,367,017.53

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Solution

The fourth proportional to 12,565,440.51, 18,837,365.79 and 4,367,017.53 is: 6,546,774.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,565,440.51 : 18,837,365.79 = 4,367,017.53 : x
  2. Step 2: Convert to fraction form
    12,565,440.51/18,837,365.79 = 4,367,017.53/x
  3. Step 3: Cross multiply
    12,565,440.51x = 18,837,365.79 × 4,367,017.53
  4. Step 4: Simplify right side
    12,565,440.51x = 82,263,106,623,952.30
  5. Step 5: Solve for x
    x = 82,263,106,623,952.30/12,565,440.51
  6. Step 6: Final answer
    x = 6,546,774.59

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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.