Home / 61,842,461.80-92,775,096.51-20,345,673.28

Finding the Fourth Proportional to 61,842,461.80, 92,775,096.51 and 20,345,673.28

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Solution

The fourth proportional to 61,842,461.80, 92,775,096.51 and 20,345,673.28 is: 30,522,261.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,842,461.80 : 92,775,096.51 = 20,345,673.28 : x
  2. Step 2: Convert to fraction form
    61,842,461.80/92,775,096.51 = 20,345,673.28/x
  3. Step 3: Cross multiply
    61,842,461.80x = 92,775,096.51 × 20,345,673.28
  4. Step 4: Simplify right side
    61,842,461.80x = 1,887,571,802,112,928.50
  5. Step 5: Solve for x
    x = 1,887,571,802,112,928.50/61,842,461.80
  6. Step 6: Final answer
    x = 30,522,261.68

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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.