Home / 16,680,123.08-23,006,700.99-15,307,899.02

Finding the Fourth Proportional to 16,680,123.08, 23,006,700.99 and 15,307,899.02

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Solution

The fourth proportional to 16,680,123.08, 23,006,700.99 and 15,307,899.02 is: 21,114,008.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,680,123.08 : 23,006,700.99 = 15,307,899.02 : x
  2. Step 2: Convert to fraction form
    16,680,123.08/23,006,700.99 = 15,307,899.02/x
  3. Step 3: Cross multiply
    16,680,123.08x = 23,006,700.99 × 15,307,899.02
  4. Step 4: Simplify right side
    16,680,123.08x = 352,184,255,538,254
  5. Step 5: Solve for x
    x = 352,184,255,538,254/16,680,123.08
  6. Step 6: Final answer
    x = 21,114,008.20

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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.