Home / 19,236,166.76-28,854,307.54-4,663,028.47

Finding the Fourth Proportional to 19,236,166.76, 28,854,307.54 and 4,663,028.47

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Solution

The fourth proportional to 19,236,166.76, 28,854,307.54 and 4,663,028.47 is: 6,994,556.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,236,166.76 : 28,854,307.54 = 4,663,028.47 : x
  2. Step 2: Convert to fraction form
    19,236,166.76/28,854,307.54 = 4,663,028.47/x
  3. Step 3: Cross multiply
    19,236,166.76x = 28,854,307.54 × 4,663,028.47
  4. Step 4: Simplify right side
    19,236,166.76x = 134,548,457,541,155.66
  5. Step 5: Solve for x
    x = 134,548,457,541,155.66/19,236,166.76
  6. Step 6: Final answer
    x = 6,994,556.62

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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.