Home / 28,082,820.30-42,124,230.45-23,547,857.10

Finding the Fourth Proportional to 28,082,820.30, 42,124,230.45 and 23,547,857.10

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Solution

The fourth proportional to 28,082,820.30, 42,124,230.45 and 23,547,857.10 is: 35,321,785.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,082,820.30 : 42,124,230.45 = 23,547,857.10 : x
  2. Step 2: Convert to fraction form
    28,082,820.30/42,124,230.45 = 23,547,857.10/x
  3. Step 3: Cross multiply
    28,082,820.30x = 42,124,230.45 × 23,547,857.10
  4. Step 4: Simplify right side
    28,082,820.30x = 991,935,359,084,068.88
  5. Step 5: Solve for x
    x = 991,935,359,084,068.88/28,082,820.30
  6. Step 6: Final answer
    x = 35,321,785.65

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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.