Home / 30,046,494.41-45,069,671.52-19,736,790.72

Finding the Fourth Proportional to 30,046,494.41, 45,069,671.52 and 19,736,790.72

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Solution

The fourth proportional to 30,046,494.41, 45,069,671.52 and 19,736,790.72 is: 29,605,140.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,046,494.41 : 45,069,671.52 = 19,736,790.72 : x
  2. Step 2: Convert to fraction form
    30,046,494.41/45,069,671.52 = 19,736,790.72/x
  3. Step 3: Cross multiply
    30,046,494.41x = 45,069,671.52 × 19,736,790.72
  4. Step 4: Simplify right side
    30,046,494.41x = 889,530,674,609,384.25
  5. Step 5: Solve for x
    x = 889,530,674,609,384.25/30,046,494.41
  6. Step 6: Final answer
    x = 29,605,140.04

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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.