Home / 39,947,298.94-59,938,210.79-21,481,661.22

Finding the Fourth Proportional to 39,947,298.94, 59,938,210.79 and 21,481,661.22

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Solution

The fourth proportional to 39,947,298.94, 59,938,210.79 and 21,481,661.22 is: 32,231,774.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,947,298.94 : 59,938,210.79 = 21,481,661.22 : x
  2. Step 2: Convert to fraction form
    39,947,298.94/59,938,210.79 = 21,481,661.22/x
  3. Step 3: Cross multiply
    39,947,298.94x = 59,938,210.79 × 21,481,661.22
  4. Step 4: Simplify right side
    39,947,298.94x = 1,287,572,338,323,728.50
  5. Step 5: Solve for x
    x = 1,287,572,338,323,728.50/39,947,298.94
  6. Step 6: Final answer
    x = 32,231,774.68

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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.