Home / 39,947,295.32-59,938,205.34-21,481,657.58

Finding the Fourth Proportional to 39,947,295.32, 59,938,205.34 and 21,481,657.58

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Solution

The fourth proportional to 39,947,295.32, 59,938,205.34 and 21,481,657.58 is: 32,231,769.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,947,295.32 : 59,938,205.34 = 21,481,657.58 : x
  2. Step 2: Convert to fraction form
    39,947,295.32/59,938,205.34 = 21,481,657.58/x
  3. Step 3: Cross multiply
    39,947,295.32x = 59,938,205.34 × 21,481,657.58
  4. Step 4: Simplify right side
    39,947,295.32x = 1,287,572,003,304,009.25
  5. Step 5: Solve for x
    x = 1,287,572,003,304,009.25/39,947,295.32
  6. Step 6: Final answer
    x = 32,231,769.21

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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.