Home / 7,929,460-10,942,664.52-4,307,788

Finding the Fourth Proportional to 7,929,460, 10,942,664.52 and 4,307,788

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Solution

The fourth proportional to 7,929,460, 10,942,664.52 and 4,307,788 is: 5,944,752.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,929,460 : 10,942,664.52 = 4,307,788 : x
  2. Step 2: Convert to fraction form
    7,929,460/10,942,664.52 = 4,307,788/x
  3. Step 3: Cross multiply
    7,929,460x = 10,942,664.52 × 4,307,788
  4. Step 4: Simplify right side
    7,929,460x = 47,138,678,907,281.76
  5. Step 5: Solve for x
    x = 47,138,678,907,281.76/7,929,460
  6. Step 6: Final answer
    x = 5,944,752.72

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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.