Home / 27,143,139.80-40,714,709.70-16,372,602.20

Finding the Fourth Proportional to 27,143,139.80, 40,714,709.70 and 16,372,602.20

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Solution

The fourth proportional to 27,143,139.80, 40,714,709.70 and 16,372,602.20 is: 24,558,903.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,143,139.80 : 40,714,709.70 = 16,372,602.20 : x
  2. Step 2: Convert to fraction form
    27,143,139.80/40,714,709.70 = 16,372,602.20/x
  3. Step 3: Cross multiply
    27,143,139.80x = 40,714,709.70 × 16,372,602.20
  4. Step 4: Simplify right side
    27,143,139.80x = 666,605,745,606,581.38
  5. Step 5: Solve for x
    x = 666,605,745,606,581.38/27,143,139.80
  6. Step 6: Final answer
    x = 24,558,903.30

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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.