Home / 61,731,809.37-92,588,700.24-18,000,816.39

Finding the Fourth Proportional to 61,731,809.37, 92,588,700.24 and 18,000,816.39

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Solution

The fourth proportional to 61,731,809.37, 92,588,700.24 and 18,000,816.39 is: 26,998,596.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,731,809.37 : 92,588,700.24 = 18,000,816.39 : x
  2. Step 2: Convert to fraction form
    61,731,809.37/92,588,700.24 = 18,000,816.39/x
  3. Step 3: Cross multiply
    61,731,809.37x = 92,588,700.24 × 18,000,816.39
  4. Step 4: Simplify right side
    61,731,809.37x = 1,666,672,192,808,989
  5. Step 5: Solve for x
    x = 1,666,672,192,808,989/61,731,809.37
  6. Step 6: Final answer
    x = 26,998,596.18

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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.