Home / 30,410,691.22-45,612,232.56-9,938,698.15

Finding the Fourth Proportional to 30,410,691.22, 45,612,232.56 and 9,938,698.15

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Solution

The fourth proportional to 30,410,691.22, 45,612,232.56 and 9,938,698.15 is: 14,906,803.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,410,691.22 : 45,612,232.56 = 9,938,698.15 : x
  2. Step 2: Convert to fraction form
    30,410,691.22/45,612,232.56 = 9,938,698.15/x
  3. Step 3: Cross multiply
    30,410,691.22x = 45,612,232.56 × 9,938,698.15
  4. Step 4: Simplify right side
    30,410,691.22x = 453,326,211,361,441.81
  5. Step 5: Solve for x
    x = 453,326,211,361,441.81/30,410,691.22
  6. Step 6: Final answer
    x = 14,906,803.93

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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.