Home / 7,904,030.07-10,904,221.51-5,291,375.93

Finding the Fourth Proportional to 7,904,030.07, 10,904,221.51 and 5,291,375.93

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Solution

The fourth proportional to 7,904,030.07, 10,904,221.51 and 5,291,375.93 is: 7,299,862.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904,030.07 : 10,904,221.51 = 5,291,375.93 : x
  2. Step 2: Convert to fraction form
    7,904,030.07/10,904,221.51 = 5,291,375.93/x
  3. Step 3: Cross multiply
    7,904,030.07x = 10,904,221.51 × 5,291,375.93
  4. Step 4: Simplify right side
    7,904,030.07x = 57,698,335,165,652.70
  5. Step 5: Solve for x
    x = 57,698,335,165,652.70/7,904,030.07
  6. Step 6: Final answer
    x = 7,299,862.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.