Home / 27,778,803.76-38,327,823.85-16,021,668.11

Finding the Fourth Proportional to 27,778,803.76, 38,327,823.85 and 16,021,668.11

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Solution

The fourth proportional to 27,778,803.76, 38,327,823.85 and 16,021,668.11 is: 22,105,907.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,778,803.76 : 38,327,823.85 = 16,021,668.11 : x
  2. Step 2: Convert to fraction form
    27,778,803.76/38,327,823.85 = 16,021,668.11/x
  3. Step 3: Cross multiply
    27,778,803.76x = 38,327,823.85 × 16,021,668.11
  4. Step 4: Simplify right side
    27,778,803.76x = 614,075,673,023,134
  5. Step 5: Solve for x
    x = 614,075,673,023,134/27,778,803.76
  6. Step 6: Final answer
    x = 22,105,907.74

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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.