Home / 30,363,434.40-41,902,585.92-16,612,399.20

Finding the Fourth Proportional to 30,363,434.40, 41,902,585.92 and 16,612,399.20

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Solution

The fourth proportional to 30,363,434.40, 41,902,585.92 and 16,612,399.20 is: 22,925,683.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,363,434.40 : 41,902,585.92 = 16,612,399.20 : x
  2. Step 2: Convert to fraction form
    30,363,434.40/41,902,585.92 = 16,612,399.20/x
  3. Step 3: Cross multiply
    30,363,434.40x = 41,902,585.92 × 16,612,399.20
  4. Step 4: Simplify right side
    30,363,434.40x = 696,102,484,815,339.25
  5. Step 5: Solve for x
    x = 696,102,484,815,339.25/30,363,434.40
  6. Step 6: Final answer
    x = 22,925,683.43

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1.5x scale

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.