Home / 61,819,820.49-92,620,605.91-37,509,381.21

Finding the Fourth Proportional to 61,819,820.49, 92,620,605.91 and 37,509,381.21

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Solution

The fourth proportional to 61,819,820.49, 92,620,605.91 and 37,509,381.21 is: 56,197,859.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,819,820.49 : 92,620,605.91 = 37,509,381.21 : x
  2. Step 2: Convert to fraction form
    61,819,820.49/92,620,605.91 = 37,509,381.21/x
  3. Step 3: Cross multiply
    61,819,820.49x = 92,620,605.91 × 37,509,381.21
  4. Step 4: Simplify right side
    61,819,820.49x = 3,474,141,614,979,369
  5. Step 5: Solve for x
    x = 3,474,141,614,979,369/61,819,820.49
  6. Step 6: Final answer
    x = 56,197,859.97

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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.