Home / 66,663,727.45-99,925,248.75-35,949,947.79

Finding the Fourth Proportional to 66,663,727.45, 99,925,248.75 and 35,949,947.79

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Solution

The fourth proportional to 66,663,727.45, 99,925,248.75 and 35,949,947.79 is: 53,886,987.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,663,727.45 : 99,925,248.75 = 35,949,947.79 : x
  2. Step 2: Convert to fraction form
    66,663,727.45/99,925,248.75 = 35,949,947.79/x
  3. Step 3: Cross multiply
    66,663,727.45x = 99,925,248.75 × 35,949,947.79
  4. Step 4: Simplify right side
    66,663,727.45x = 3,592,307,475,465,262.50
  5. Step 5: Solve for x
    x = 3,592,307,475,465,262.50/66,663,727.45
  6. Step 6: Final answer
    x = 53,886,987.91

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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.