Home / 31,923,473.40-47,885,210.10-19,168,889.40

Finding the Fourth Proportional to 31,923,473.40, 47,885,210.10 and 19,168,889.40

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Solution

The fourth proportional to 31,923,473.40, 47,885,210.10 and 19,168,889.40 is: 28,753,334.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,923,473.40 : 47,885,210.10 = 19,168,889.40 : x
  2. Step 2: Convert to fraction form
    31,923,473.40/47,885,210.10 = 19,168,889.40/x
  3. Step 3: Cross multiply
    31,923,473.40x = 47,885,210.10 × 19,168,889.40
  4. Step 4: Simplify right side
    31,923,473.40x = 917,906,296,302,662.88
  5. Step 5: Solve for x
    x = 917,906,296,302,662.88/31,923,473.40
  6. Step 6: Final answer
    x = 28,753,334.10

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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.