Home / 30,294,818.20-45,442,227.30-17,508,741.40

Finding the Fourth Proportional to 30,294,818.20, 45,442,227.30 and 17,508,741.40

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Solution

The fourth proportional to 30,294,818.20, 45,442,227.30 and 17,508,741.40 is: 26,263,112.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,294,818.20 : 45,442,227.30 = 17,508,741.40 : x
  2. Step 2: Convert to fraction form
    30,294,818.20/45,442,227.30 = 17,508,741.40/x
  3. Step 3: Cross multiply
    30,294,818.20x = 45,442,227.30 × 17,508,741.40
  4. Step 4: Simplify right side
    30,294,818.20x = 795,636,206,435,720.12
  5. Step 5: Solve for x
    x = 795,636,206,435,720.12/30,294,818.20
  6. Step 6: Final answer
    x = 26,263,112.10

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1.5x scale

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.