Home / 21,576,402.18-32,377,372.18-7,939,125.32

Finding the Fourth Proportional to 21,576,402.18, 32,377,372.18 and 7,939,125.32

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Solution

The fourth proportional to 21,576,402.18, 32,377,372.18 and 7,939,125.32 is: 11,913,386.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,576,402.18 : 32,377,372.18 = 7,939,125.32 : x
  2. Step 2: Convert to fraction form
    21,576,402.18/32,377,372.18 = 7,939,125.32/x
  3. Step 3: Cross multiply
    21,576,402.18x = 32,377,372.18 × 7,939,125.32
  4. Step 4: Simplify right side
    21,576,402.18x = 257,048,015,087,566.94
  5. Step 5: Solve for x
    x = 257,048,015,087,566.94/21,576,402.18
  6. Step 6: Final answer
    x = 11,913,386.34

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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.