Home / 64,871,808.24-89,523,130.24-35,503,123.60

Finding the Fourth Proportional to 64,871,808.24, 89,523,130.24 and 35,503,123.60

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Solution

The fourth proportional to 64,871,808.24, 89,523,130.24 and 35,503,123.60 is: 48,994,329.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,871,808.24 : 89,523,130.24 = 35,503,123.60 : x
  2. Step 2: Convert to fraction form
    64,871,808.24/89,523,130.24 = 35,503,123.60/x
  3. Step 3: Cross multiply
    64,871,808.24x = 89,523,130.24 × 35,503,123.60
  4. Step 4: Simplify right side
    64,871,808.24x = 3,178,350,757,969,617.50
  5. Step 5: Solve for x
    x = 3,178,350,757,969,617.50/64,871,808.24
  6. Step 6: Final answer
    x = 48,994,329.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.