Home / 8,731,376.08-13,106,001.32-7,210,212.24

Finding the Fourth Proportional to 8,731,376.08, 13,106,001.32 and 7,210,212.24

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Solution

The fourth proportional to 8,731,376.08, 13,106,001.32 and 7,210,212.24 is: 10,822,698.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,731,376.08 : 13,106,001.32 = 7,210,212.24 : x
  2. Step 2: Convert to fraction form
    8,731,376.08/13,106,001.32 = 7,210,212.24/x
  3. Step 3: Cross multiply
    8,731,376.08x = 13,106,001.32 × 7,210,212.24
  4. Step 4: Simplify right side
    8,731,376.08x = 94,497,051,134,920.16
  5. Step 5: Solve for x
    x = 94,497,051,134,920.16/8,731,376.08
  6. Step 6: Final answer
    x = 10,822,698.54

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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.