Home / 21,943,504.28-32,917,421.55-7,564,679.12

Finding the Fourth Proportional to 21,943,504.28, 32,917,421.55 and 7,564,679.12

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Solution

The fourth proportional to 21,943,504.28, 32,917,421.55 and 7,564,679.12 is: 11,347,765.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,943,504.28 : 32,917,421.55 = 7,564,679.12 : x
  2. Step 2: Convert to fraction form
    21,943,504.28/32,917,421.55 = 7,564,679.12/x
  3. Step 3: Cross multiply
    21,943,504.28x = 32,917,421.55 × 7,564,679.12
  4. Step 4: Simplify right side
    21,943,504.28x = 249,009,731,318,935.94
  5. Step 5: Solve for x
    x = 249,009,731,318,935.94/21,943,504.28
  6. Step 6: Final answer
    x = 11,347,765.07

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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.