Home / 61,326,739.49-92,031,017.43-31,810,133.21

Finding the Fourth Proportional to 61,326,739.49, 92,031,017.43 and 31,810,133.21

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Solution

The fourth proportional to 61,326,739.49, 92,031,017.43 and 31,810,133.21 is: 47,736,418.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,326,739.49 : 92,031,017.43 = 31,810,133.21 : x
  2. Step 2: Convert to fraction form
    61,326,739.49/92,031,017.43 = 31,810,133.21/x
  3. Step 3: Cross multiply
    61,326,739.49x = 92,031,017.43 × 31,810,133.21
  4. Step 4: Simplify right side
    61,326,739.49x = 2,927,518,923,439,977
  5. Step 5: Solve for x
    x = 2,927,518,923,439,977/61,326,739.49
  6. Step 6: Final answer
    x = 47,736,418.86

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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.