Home / 70,593,412.97-105,896,219.13-19,475,431.78

Finding the Fourth Proportional to 70,593,412.97, 105,896,219.13 and 19,475,431.78

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Solution

The fourth proportional to 70,593,412.97, 105,896,219.13 and 19,475,431.78 is: 29,214,830.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,593,412.97 : 105,896,219.13 = 19,475,431.78 : x
  2. Step 2: Convert to fraction form
    70,593,412.97/105,896,219.13 = 19,475,431.78/x
  3. Step 3: Cross multiply
    70,593,412.97x = 105,896,219.13 × 19,475,431.78
  4. Step 4: Simplify right side
    70,593,412.97x = 2,062,374,591,426,246
  5. Step 5: Solve for x
    x = 2,062,374,591,426,246/70,593,412.97
  6. Step 6: Final answer
    x = 29,214,830.46

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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.