Home / 30,359,019.90-45,522,783.45-11,179,904.70

Finding the Fourth Proportional to 30,359,019.90, 45,522,783.45 and 11,179,904.70

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Solution

The fourth proportional to 30,359,019.90, 45,522,783.45 and 11,179,904.70 is: 16,764,058.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,359,019.90 : 45,522,783.45 = 11,179,904.70 : x
  2. Step 2: Convert to fraction form
    30,359,019.90/45,522,783.45 = 11,179,904.70/x
  3. Step 3: Cross multiply
    30,359,019.90x = 45,522,783.45 × 11,179,904.70
  4. Step 4: Simplify right side
    30,359,019.90x = 508,940,380,649,737.19
  5. Step 5: Solve for x
    x = 508,940,380,649,737.19/30,359,019.90
  6. Step 6: Final answer
    x = 16,764,058.34

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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.