Home / 87,717,664.94-121,046,453.12-48,556,674.32

Finding the Fourth Proportional to 87,717,664.94, 121,046,453.12 and 48,556,674.32

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Solution

The fourth proportional to 87,717,664.94, 121,046,453.12 and 48,556,674.32 is: 67,006,038.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,717,664.94 : 121,046,453.12 = 48,556,674.32 : x
  2. Step 2: Convert to fraction form
    87,717,664.94/121,046,453.12 = 48,556,674.32/x
  3. Step 3: Cross multiply
    87,717,664.94x = 121,046,453.12 × 48,556,674.32
  4. Step 4: Simplify right side
    87,717,664.94x = 5,877,613,201,255,147
  5. Step 5: Solve for x
    x = 5,877,613,201,255,147/87,717,664.94
  6. Step 6: Final answer
    x = 67,006,038.13

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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.