Home / 18,020,894.96-27,027,700.68-6,506,012.72

Finding the Fourth Proportional to 18,020,894.96, 27,027,700.68 and 6,506,012.72

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Solution

The fourth proportional to 18,020,894.96, 27,027,700.68 and 6,506,012.72 is: 9,757,704.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,020,894.96 : 27,027,700.68 = 6,506,012.72 : x
  2. Step 2: Convert to fraction form
    18,020,894.96/27,027,700.68 = 6,506,012.72/x
  3. Step 3: Cross multiply
    18,020,894.96x = 27,027,700.68 × 6,506,012.72
  4. Step 4: Simplify right side
    18,020,894.96x = 175,842,564,416,432.62
  5. Step 5: Solve for x
    x = 175,842,564,416,432.62/18,020,894.96
  6. Step 6: Final answer
    x = 9,757,704.31

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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.