Home / 39,966,824.22-59,952,415.76-12,671,142.36

Finding the Fourth Proportional to 39,966,824.22, 59,952,415.76 and 12,671,142.36

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Solution

The fourth proportional to 39,966,824.22, 59,952,415.76 and 12,671,142.36 is: 19,007,404.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,966,824.22 : 59,952,415.76 = 12,671,142.36 : x
  2. Step 2: Convert to fraction form
    39,966,824.22/59,952,415.76 = 12,671,142.36/x
  3. Step 3: Cross multiply
    39,966,824.22x = 59,952,415.76 × 12,671,142.36
  4. Step 4: Simplify right side
    39,966,824.22x = 759,665,594,920,867.50
  5. Step 5: Solve for x
    x = 759,665,594,920,867.50/39,966,824.22
  6. Step 6: Final answer
    x = 19,007,404.51

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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.