Home / 15,470,044.30-21,347,411.41-8,944,094.39

Finding the Fourth Proportional to 15,470,044.30, 21,347,411.41 and 8,944,094.39

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Solution

The fourth proportional to 15,470,044.30, 21,347,411.41 and 8,944,094.39 is: 12,342,127.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,470,044.30 : 21,347,411.41 = 8,944,094.39 : x
  2. Step 2: Convert to fraction form
    15,470,044.30/21,347,411.41 = 8,944,094.39/x
  3. Step 3: Cross multiply
    15,470,044.30x = 21,347,411.41 × 8,944,094.39
  4. Step 4: Simplify right side
    15,470,044.30x = 190,933,262,742,917.75
  5. Step 5: Solve for x
    x = 190,933,262,742,917.75/15,470,044.30
  6. Step 6: Final answer
    x = 12,342,127.73

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1.5x scale

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.