Home / 70,364,943.74-105,595,099.79-28,873,321.13

Finding the Fourth Proportional to 70,364,943.74, 105,595,099.79 and 28,873,321.13

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Solution

The fourth proportional to 70,364,943.74, 105,595,099.79 and 28,873,321.13 is: 43,329,548.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,364,943.74 : 105,595,099.79 = 28,873,321.13 : x
  2. Step 2: Convert to fraction form
    70,364,943.74/105,595,099.79 = 28,873,321.13/x
  3. Step 3: Cross multiply
    70,364,943.74x = 105,595,099.79 × 28,873,321.13
  4. Step 4: Simplify right side
    70,364,943.74x = 3,048,881,226,327,237
  5. Step 5: Solve for x
    x = 3,048,881,226,327,237/70,364,943.74
  6. Step 6: Final answer
    x = 43,329,548.27

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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.