Home / 84,406,019.74-126,606,667.64-26,901,741.58

Finding the Fourth Proportional to 84,406,019.74, 126,606,667.64 and 26,901,741.58

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Solution

The fourth proportional to 84,406,019.74, 126,606,667.64 and 26,901,741.58 is: 40,351,859.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,406,019.74 : 126,606,667.64 = 26,901,741.58 : x
  2. Step 2: Convert to fraction form
    84,406,019.74/126,606,667.64 = 26,901,741.58/x
  3. Step 3: Cross multiply
    84,406,019.74x = 126,606,667.64 × 26,901,741.58
  4. Step 4: Simplify right side
    84,406,019.74x = 3,405,939,855,156,228.50
  5. Step 5: Solve for x
    x = 3,405,939,855,156,228.50/84,406,019.74
  6. Step 6: Final answer
    x = 40,351,859.57

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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.