Home / 71,362,498.48-98,472,349.96-39,571,868.80

Finding the Fourth Proportional to 71,362,498.48, 98,472,349.96 and 39,571,868.80

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Solution

The fourth proportional to 71,362,498.48, 98,472,349.96 and 39,571,868.80 is: 54,604,799.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,362,498.48 : 98,472,349.96 = 39,571,868.80 : x
  2. Step 2: Convert to fraction form
    71,362,498.48/98,472,349.96 = 39,571,868.80/x
  3. Step 3: Cross multiply
    71,362,498.48x = 98,472,349.96 × 39,571,868.80
  4. Step 4: Simplify right side
    71,362,498.48x = 3,896,734,913,044,804.50
  5. Step 5: Solve for x
    x = 3,896,734,913,044,804.50/71,362,498.48
  6. Step 6: Final answer
    x = 54,604,799.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.