Home / 21,558,032.10-32,341,540.95-7,185,564.90

Finding the Fourth Proportional to 21,558,032.10, 32,341,540.95 and 7,185,564.90

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Solution

The fourth proportional to 21,558,032.10, 32,341,540.95 and 7,185,564.90 is: 10,779,844.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,558,032.10 : 32,341,540.95 = 7,185,564.90 : x
  2. Step 2: Convert to fraction form
    21,558,032.10/32,341,540.95 = 7,185,564.90/x
  3. Step 3: Cross multiply
    21,558,032.10x = 32,341,540.95 × 7,185,564.90
  4. Step 4: Simplify right side
    21,558,032.10x = 232,392,241,462,232.66
  5. Step 5: Solve for x
    x = 232,392,241,462,232.66/21,558,032.10
  6. Step 6: Final answer
    x = 10,779,844.86

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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.