Home / 9,178,820.65-13,778,837.93-4,927,292.65

Finding the Fourth Proportional to 9,178,820.65, 13,778,837.93 and 4,927,292.65

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Solution

The fourth proportional to 9,178,820.65, 13,778,837.93 and 4,927,292.65 is: 7,396,632.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178,820.65 : 13,778,837.93 = 4,927,292.65 : x
  2. Step 2: Convert to fraction form
    9,178,820.65/13,778,837.93 = 4,927,292.65/x
  3. Step 3: Cross multiply
    9,178,820.65x = 13,778,837.93 × 4,927,292.65
  4. Step 4: Simplify right side
    9,178,820.65x = 67,892,366,858,030.22
  5. Step 5: Solve for x
    x = 67,892,366,858,030.22/9,178,820.65
  6. Step 6: Final answer
    x = 7,396,632.91

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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.