Home / 7,929,461-10,942,665.90-4,307,789

Finding the Fourth Proportional to 7,929,461, 10,942,665.90 and 4,307,789

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Solution

The fourth proportional to 7,929,461, 10,942,665.90 and 4,307,789 is: 5,944,754.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,929,461 : 10,942,665.90 = 4,307,789 : x
  2. Step 2: Convert to fraction form
    7,929,461/10,942,665.90 = 4,307,789/x
  3. Step 3: Cross multiply
    7,929,461x = 10,942,665.90 × 4,307,789
  4. Step 4: Simplify right side
    7,929,461x = 47,138,695,794,695.10
  5. Step 5: Solve for x
    x = 47,138,695,794,695.10/7,929,461
  6. Step 6: Final answer
    x = 5,944,754.10

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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.