Home / 7,250,434.36-10,005,856.18-3,987,501.64

Finding the Fourth Proportional to 7,250,434.36, 10,005,856.18 and 3,987,501.64

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Solution

The fourth proportional to 7,250,434.36, 10,005,856.18 and 3,987,501.64 is: 5,502,893.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,250,434.36 : 10,005,856.18 = 3,987,501.64 : x
  2. Step 2: Convert to fraction form
    7,250,434.36/10,005,856.18 = 3,987,501.64/x
  3. Step 3: Cross multiply
    7,250,434.36x = 10,005,856.18 × 3,987,501.64
  4. Step 4: Simplify right side
    7,250,434.36x = 39,898,367,927,354.13
  5. Step 5: Solve for x
    x = 39,898,367,927,354.13/7,250,434.36
  6. Step 6: Final answer
    x = 5,502,893.47

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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.