Home / 28,082,402.40-42,123,603.60-23,830,874.40

Finding the Fourth Proportional to 28,082,402.40, 42,123,603.60 and 23,830,874.40

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Solution

The fourth proportional to 28,082,402.40, 42,123,603.60 and 23,830,874.40 is: 35,746,311.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,082,402.40 : 42,123,603.60 = 23,830,874.40 : x
  2. Step 2: Convert to fraction form
    28,082,402.40/42,123,603.60 = 23,830,874.40/x
  3. Step 3: Cross multiply
    28,082,402.40x = 42,123,603.60 × 23,830,874.40
  4. Step 4: Simplify right side
    28,082,402.40x = 1,003,842,306,666,987.88
  5. Step 5: Solve for x
    x = 1,003,842,306,666,987.88/28,082,402.40
  6. Step 6: Final answer
    x = 35,746,311.60

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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.