Home / 30,311,117.29-41,829,358.65-16,372,472.32

Finding the Fourth Proportional to 30,311,117.29, 41,829,358.65 and 16,372,472.32

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Solution

The fourth proportional to 30,311,117.29, 41,829,358.65 and 16,372,472.32 is: 22,594,020.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,311,117.29 : 41,829,358.65 = 16,372,472.32 : x
  2. Step 2: Convert to fraction form
    30,311,117.29/41,829,358.65 = 16,372,472.32/x
  3. Step 3: Cross multiply
    30,311,117.29x = 41,829,358.65 × 16,372,472.32
  4. Step 4: Simplify right side
    30,311,117.29x = 684,850,016,660,477.50
  5. Step 5: Solve for x
    x = 684,850,016,660,477.50/30,311,117.29
  6. Step 6: Final answer
    x = 22,594,020.87

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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.