Home / 84,406,017.74-126,606,664.64-26,901,739.58

Finding the Fourth Proportional to 84,406,017.74, 126,606,664.64 and 26,901,739.58

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Solution

The fourth proportional to 84,406,017.74, 126,606,664.64 and 26,901,739.58 is: 40,351,856.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,406,017.74 : 126,606,664.64 = 26,901,739.58 : x
  2. Step 2: Convert to fraction form
    84,406,017.74/126,606,664.64 = 26,901,739.58/x
  3. Step 3: Cross multiply
    84,406,017.74x = 126,606,664.64 × 26,901,739.58
  4. Step 4: Simplify right side
    84,406,017.74x = 3,405,939,520,671,895.50
  5. Step 5: Solve for x
    x = 3,405,939,520,671,895.50/84,406,017.74
  6. Step 6: Final answer
    x = 40,351,856.56

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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.