Home / 70,759,040.02-106,139,154.19-19,645,044.82

Finding the Fourth Proportional to 70,759,040.02, 106,139,154.19 and 19,645,044.82

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Solution

The fourth proportional to 70,759,040.02, 106,139,154.19 and 19,645,044.82 is: 29,467,732.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,759,040.02 : 106,139,154.19 = 19,645,044.82 : x
  2. Step 2: Convert to fraction form
    70,759,040.02/106,139,154.19 = 19,645,044.82/x
  3. Step 3: Cross multiply
    70,759,040.02x = 106,139,154.19 × 19,645,044.82
  4. Step 4: Simplify right side
    70,759,040.02x = 2,085,108,441,219,440.75
  5. Step 5: Solve for x
    x = 2,085,108,441,219,440.75/70,759,040.02
  6. Step 6: Final answer
    x = 29,467,732.19

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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.