Home / 31,092,018.90-46,644,006.15-11,921,280.90

Finding the Fourth Proportional to 31,092,018.90, 46,644,006.15 and 11,921,280.90

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Solution

The fourth proportional to 31,092,018.90, 46,644,006.15 and 11,921,280.90 is: 17,884,213.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,092,018.90 : 46,644,006.15 = 11,921,280.90 : x
  2. Step 2: Convert to fraction form
    31,092,018.90/46,644,006.15 = 11,921,280.90/x
  3. Step 3: Cross multiply
    31,092,018.90x = 46,644,006.15 × 11,921,280.90
  4. Step 4: Simplify right side
    31,092,018.90x = 556,056,299,615,477.56
  5. Step 5: Solve for x
    x = 556,056,299,615,477.56/31,092,018.90
  6. Step 6: Final answer
    x = 17,884,213.35

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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.