Home / 18,715,085.10-28,072,627.65-18,715,085.10

Finding the Fourth Proportional to 18,715,085.10, 28,072,627.65 and 18,715,085.10

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Solution

The fourth proportional to 18,715,085.10, 28,072,627.65 and 18,715,085.10 is: 28,072,627.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,715,085.10 : 28,072,627.65 = 18,715,085.10 : x
  2. Step 2: Convert to fraction form
    18,715,085.10/28,072,627.65 = 18,715,085.10/x
  3. Step 3: Cross multiply
    18,715,085.10x = 28,072,627.65 × 18,715,085.10
  4. Step 4: Simplify right side
    18,715,085.10x = 525,381,615,450,363
  5. Step 5: Solve for x
    x = 525,381,615,450,363/18,715,085.10
  6. Step 6: Final answer
    x = 28,072,627.65

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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.