Home / 31,927,533.90-47,897,521.65-12,755,028.30

Finding the Fourth Proportional to 31,927,533.90, 47,897,521.65 and 12,755,028.30

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Solution

The fourth proportional to 31,927,533.90, 47,897,521.65 and 12,755,028.30 is: 19,135,027.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,927,533.90 : 47,897,521.65 = 12,755,028.30 : x
  2. Step 2: Convert to fraction form
    31,927,533.90/47,897,521.65 = 12,755,028.30/x
  3. Step 3: Cross multiply
    31,927,533.90x = 47,897,521.65 × 12,755,028.30
  4. Step 4: Simplify right side
    31,927,533.90x = 610,934,244,145,612.75
  5. Step 5: Solve for x
    x = 610,934,244,145,612.75/31,927,533.90
  6. Step 6: Final answer
    x = 19,135,027.66

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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.