Home / 7,217,536.48-9,960,200.08-3,954,475

Finding the Fourth Proportional to 7,217,536.48, 9,960,200.08 and 3,954,475

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Solution

The fourth proportional to 7,217,536.48, 9,960,200.08 and 3,954,475 is: 5,457,175.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217,536.48 : 9,960,200.08 = 3,954,475 : x
  2. Step 2: Convert to fraction form
    7,217,536.48/9,960,200.08 = 3,954,475/x
  3. Step 3: Cross multiply
    7,217,536.48x = 9,960,200.08 × 3,954,475
  4. Step 4: Simplify right side
    7,217,536.48x = 39,387,362,211,358
  5. Step 5: Solve for x
    x = 39,387,362,211,358/7,217,536.48
  6. Step 6: Final answer
    x = 5,457,175.36

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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.