Home / 61,326,682.68-92,030,932.50-31,810,076.40

Finding the Fourth Proportional to 61,326,682.68, 92,030,932.50 and 31,810,076.40

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Solution

The fourth proportional to 61,326,682.68, 92,030,932.50 and 31,810,076.40 is: 47,736,333.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,326,682.68 : 92,030,932.50 = 31,810,076.40 : x
  2. Step 2: Convert to fraction form
    61,326,682.68/92,030,932.50 = 31,810,076.40/x
  3. Step 3: Cross multiply
    61,326,682.68x = 92,030,932.50 × 31,810,076.40
  4. Step 4: Simplify right side
    61,326,682.68x = 2,927,510,993,988,243
  5. Step 5: Solve for x
    x = 2,927,510,993,988,243/61,326,682.68
  6. Step 6: Final answer
    x = 47,736,333.78

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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.