Home / 16,135,809.76-22,267,417.12-8,892,465.76

Finding the Fourth Proportional to 16,135,809.76, 22,267,417.12 and 8,892,465.76

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Solution

The fourth proportional to 16,135,809.76, 22,267,417.12 and 8,892,465.76 is: 12,271,602.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,135,809.76 : 22,267,417.12 = 8,892,465.76 : x
  2. Step 2: Convert to fraction form
    16,135,809.76/22,267,417.12 = 8,892,465.76/x
  3. Step 3: Cross multiply
    16,135,809.76x = 22,267,417.12 × 8,892,465.76
  4. Step 4: Simplify right side
    16,135,809.76x = 198,012,244,303,237.81
  5. Step 5: Solve for x
    x = 198,012,244,303,237.81/16,135,809.76
  6. Step 6: Final answer
    x = 12,271,602.56

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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.