Home / 64,048,545-96,082,770.78-21,508,226.28

Finding the Fourth Proportional to 64,048,545, 96,082,770.78 and 21,508,226.28

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Solution

The fourth proportional to 64,048,545, 96,082,770.78 and 21,508,226.28 is: 32,265,681.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,048,545 : 96,082,770.78 = 21,508,226.28 : x
  2. Step 2: Convert to fraction form
    64,048,545/96,082,770.78 = 21,508,226.28/x
  3. Step 3: Cross multiply
    64,048,545x = 96,082,770.78 × 21,508,226.28
  4. Step 4: Simplify right side
    64,048,545x = 2,066,569,975,545,612.25
  5. Step 5: Solve for x
    x = 2,066,569,975,545,612.25/64,048,545
  6. Step 6: Final answer
    x = 32,265,681.84

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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.