Home / 20,210,715.40-30,320,009.70-5,834,252.20

Finding the Fourth Proportional to 20,210,715.40, 30,320,009.70 and 5,834,252.20

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Solution

The fourth proportional to 20,210,715.40, 30,320,009.70 and 5,834,252.20 is: 8,752,514.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,210,715.40 : 30,320,009.70 = 5,834,252.20 : x
  2. Step 2: Convert to fraction form
    20,210,715.40/30,320,009.70 = 5,834,252.20/x
  3. Step 3: Cross multiply
    20,210,715.40x = 30,320,009.70 × 5,834,252.20
  4. Step 4: Simplify right side
    20,210,715.40x = 176,894,583,296,246.34
  5. Step 5: Solve for x
    x = 176,894,583,296,246.34/20,210,715.40
  6. Step 6: Final answer
    x = 8,752,514.68

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1.5x scale

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.