Home / 31,628,203.20-47,442,071.52-8,908,597.44

Finding the Fourth Proportional to 31,628,203.20, 47,442,071.52 and 8,908,597.44

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Solution

The fourth proportional to 31,628,203.20, 47,442,071.52 and 8,908,597.44 is: 13,362,830.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,628,203.20 : 47,442,071.52 = 8,908,597.44 : x
  2. Step 2: Convert to fraction form
    31,628,203.20/47,442,071.52 = 8,908,597.44/x
  3. Step 3: Cross multiply
    31,628,203.20x = 47,442,071.52 × 8,908,597.44
  4. Step 4: Simplify right side
    31,628,203.20x = 422,642,316,891,368.94
  5. Step 5: Solve for x
    x = 422,642,316,891,368.94/31,628,203.20
  6. Step 6: Final answer
    x = 13,362,830.45

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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.