Home / 42,765,253.46-64,166,950.80-19,723,797.80

Finding the Fourth Proportional to 42,765,253.46, 64,166,950.80 and 19,723,797.80

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Solution

The fourth proportional to 42,765,253.46, 64,166,950.80 and 19,723,797.80 is: 29,594,492.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,765,253.46 : 64,166,950.80 = 19,723,797.80 : x
  2. Step 2: Convert to fraction form
    42,765,253.46/64,166,950.80 = 19,723,797.80/x
  3. Step 3: Cross multiply
    42,765,253.46x = 64,166,950.80 × 19,723,797.80
  4. Step 4: Simplify right side
    42,765,253.46x = 1,265,615,963,021,748.25
  5. Step 5: Solve for x
    x = 1,265,615,963,021,748.25/42,765,253.46
  6. Step 6: Final answer
    x = 29,594,492.27

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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.