Home / 39,040,306.09-53,875,627.50-21,637,774.82

Finding the Fourth Proportional to 39,040,306.09, 53,875,627.50 and 21,637,774.82

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Solution

The fourth proportional to 39,040,306.09, 53,875,627.50 and 21,637,774.82 is: 29,860,132.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,040,306.09 : 53,875,627.50 = 21,637,774.82 : x
  2. Step 2: Convert to fraction form
    39,040,306.09/53,875,627.50 = 21,637,774.82/x
  3. Step 3: Cross multiply
    39,040,306.09x = 53,875,627.50 × 21,637,774.82
  4. Step 4: Simplify right side
    39,040,306.09x = 1,165,748,696,347,030.25
  5. Step 5: Solve for x
    x = 1,165,748,696,347,030.25/39,040,306.09
  6. Step 6: Final answer
    x = 29,860,132.08

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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.