Home / 37,318,089.60-56,002,017.60-21,144,009.60

Finding the Fourth Proportional to 37,318,089.60, 56,002,017.60 and 21,144,009.60

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Solution

The fourth proportional to 37,318,089.60, 56,002,017.60 and 21,144,009.60 is: 31,730,112.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,318,089.60 : 56,002,017.60 = 21,144,009.60 : x
  2. Step 2: Convert to fraction form
    37,318,089.60/56,002,017.60 = 21,144,009.60/x
  3. Step 3: Cross multiply
    37,318,089.60x = 56,002,017.60 × 21,144,009.60
  4. Step 4: Simplify right side
    37,318,089.60x = 1,184,107,197,753,769
  5. Step 5: Solve for x
    x = 1,184,107,197,753,769/37,318,089.60
  6. Step 6: Final answer
    x = 31,730,112.94

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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.