Home / 61,326,719.12-92,030,987.02-31,810,112.84

Finding the Fourth Proportional to 61,326,719.12, 92,030,987.02 and 31,810,112.84

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Solution

The fourth proportional to 61,326,719.12, 92,030,987.02 and 31,810,112.84 is: 47,736,388.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,326,719.12 : 92,030,987.02 = 31,810,112.84 : x
  2. Step 2: Convert to fraction form
    61,326,719.12/92,030,987.02 = 31,810,112.84/x
  3. Step 3: Cross multiply
    61,326,719.12x = 92,030,987.02 × 31,810,112.84
  4. Step 4: Simplify right side
    61,326,719.12x = 2,927,516,081,882,775
  5. Step 5: Solve for x
    x = 2,927,516,081,882,775/61,326,719.12
  6. Step 6: Final answer
    x = 47,736,388.38

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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.