Home / 63,386,667.45-87,555,655.62-52,417,725.21

Finding the Fourth Proportional to 63,386,667.45, 87,555,655.62 and 52,417,725.21

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Solution

The fourth proportional to 63,386,667.45, 87,555,655.62 and 52,417,725.21 is: 72,404,315.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,386,667.45 : 87,555,655.62 = 52,417,725.21 : x
  2. Step 2: Convert to fraction form
    63,386,667.45/87,555,655.62 = 52,417,725.21/x
  3. Step 3: Cross multiply
    63,386,667.45x = 87,555,655.62 × 52,417,725.21
  4. Step 4: Simplify right side
    63,386,667.45x = 4,589,468,296,870,553
  5. Step 5: Solve for x
    x = 4,589,468,296,870,553/63,386,667.45
  6. Step 6: Final answer
    x = 72,404,315.95

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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.