Home / 42,996,845.70-64,523,015.37-15,700,853.34

Finding the Fourth Proportional to 42,996,845.70, 64,523,015.37 and 15,700,853.34

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Solution

The fourth proportional to 42,996,845.70, 64,523,015.37 and 15,700,853.34 is: 23,561,412.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,996,845.70 : 64,523,015.37 = 15,700,853.34 : x
  2. Step 2: Convert to fraction form
    42,996,845.70/64,523,015.37 = 15,700,853.34/x
  3. Step 3: Cross multiply
    42,996,845.70x = 64,523,015.37 × 15,700,853.34
  4. Step 4: Simplify right side
    42,996,845.70x = 1,013,066,401,378,935.75
  5. Step 5: Solve for x
    x = 1,013,066,401,378,935.75/42,996,845.70
  6. Step 6: Final answer
    x = 23,561,412.12

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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.