Home / 5,237,880.51-7,228,904.30-3,172,835.53

Finding the Fourth Proportional to 5,237,880.51, 7,228,904.30 and 3,172,835.53

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Solution

The fourth proportional to 5,237,880.51, 7,228,904.30 and 3,172,835.53 is: 4,378,894.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,237,880.51 : 7,228,904.30 = 3,172,835.53 : x
  2. Step 2: Convert to fraction form
    5,237,880.51/7,228,904.30 = 3,172,835.53/x
  3. Step 3: Cross multiply
    5,237,880.51x = 7,228,904.30 × 3,172,835.53
  4. Step 4: Simplify right side
    5,237,880.51x = 22,936,124,406,009.78
  5. Step 5: Solve for x
    x = 22,936,124,406,009.78/5,237,880.51
  6. Step 6: Final answer
    x = 4,378,894.17

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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.