Home / 30,825,333.18-42,537,134.67-16,883,908.02

Finding the Fourth Proportional to 30,825,333.18, 42,537,134.67 and 16,883,908.02

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Solution

The fourth proportional to 30,825,333.18, 42,537,134.67 and 16,883,908.02 is: 23,298,793.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,825,333.18 : 42,537,134.67 = 16,883,908.02 : x
  2. Step 2: Convert to fraction form
    30,825,333.18/42,537,134.67 = 16,883,908.02/x
  3. Step 3: Cross multiply
    30,825,333.18x = 42,537,134.67 × 16,883,908.02
  4. Step 4: Simplify right side
    30,825,333.18x = 718,193,069,202,633.12
  5. Step 5: Solve for x
    x = 718,193,069,202,633.12/30,825,333.18
  6. Step 6: Final answer
    x = 23,298,793.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.