Home / 7,447,030.05-11,172,345.86-2,588,635.17

Finding the Fourth Proportional to 7,447,030.05, 11,172,345.86 and 2,588,635.17

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Solution

The fourth proportional to 7,447,030.05, 11,172,345.86 and 2,588,635.17 is: 3,883,578.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,447,030.05 : 11,172,345.86 = 2,588,635.17 : x
  2. Step 2: Convert to fraction form
    7,447,030.05/11,172,345.86 = 2,588,635.17/x
  3. Step 3: Cross multiply
    7,447,030.05x = 11,172,345.86 × 2,588,635.17
  4. Step 4: Simplify right side
    7,447,030.05x = 28,921,127,431,071.48
  5. Step 5: Solve for x
    x = 28,921,127,431,071.48/7,447,030.05
  6. Step 6: Final answer
    x = 3,883,578.72

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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.