Home / 15,470,518.04-21,348,063.24-8,944,566.20

Finding the Fourth Proportional to 15,470,518.04, 21,348,063.24 and 8,944,566.20

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Solution

The fourth proportional to 15,470,518.04, 21,348,063.24 and 8,944,566.20 is: 12,342,777.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,470,518.04 : 21,348,063.24 = 8,944,566.20 : x
  2. Step 2: Convert to fraction form
    15,470,518.04/21,348,063.24 = 8,944,566.20/x
  3. Step 3: Cross multiply
    15,470,518.04x = 21,348,063.24 × 8,944,566.20
  4. Step 4: Simplify right side
    15,470,518.04x = 190,949,164,891,966.47
  5. Step 5: Solve for x
    x = 190,949,164,891,966.47/15,470,518.04
  6. Step 6: Final answer
    x = 12,342,777.69

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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.