Home / 27,776,820.00-38,331,530.59-15,386,652.89

Finding the Fourth Proportional to 27,776,820.00, 38,331,530.59 and 15,386,652.89

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Solution

The fourth proportional to 27,776,820.00, 38,331,530.59 and 15,386,652.89 is: 21,233,314.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,776,820.00 : 38,331,530.59 = 15,386,652.89 : x
  2. Step 2: Convert to fraction form
    27,776,820.00/38,331,530.59 = 15,386,652.89/x
  3. Step 3: Cross multiply
    27,776,820.00x = 38,331,530.59 × 15,386,652.89
  4. Step 4: Simplify right side
    27,776,820.00x = 589,793,955,862,232
  5. Step 5: Solve for x
    x = 589,793,955,862,232/27,776,820.00
  6. Step 6: Final answer
    x = 21,233,314.53

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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.