Home / 71,528,539.04-107,308,806.48-26,090,333.48

Finding the Fourth Proportional to 71,528,539.04, 107,308,806.48 and 26,090,333.48

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Solution

The fourth proportional to 71,528,539.04, 107,308,806.48 and 26,090,333.48 is: 39,141,335.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,528,539.04 : 107,308,806.48 = 26,090,333.48 : x
  2. Step 2: Convert to fraction form
    71,528,539.04/107,308,806.48 = 26,090,333.48/x
  3. Step 3: Cross multiply
    71,528,539.04x = 107,308,806.48 × 26,090,333.48
  4. Step 4: Simplify right side
    71,528,539.04x = 2,799,722,546,403,985
  5. Step 5: Solve for x
    x = 2,799,722,546,403,985/71,528,539.04
  6. Step 6: Final answer
    x = 39,141,335.53

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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.