Home / 64,811,987.40-89,438,773.14-35,837,620.68

Finding the Fourth Proportional to 64,811,987.40, 89,438,773.14 and 35,837,620.68

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Solution

The fourth proportional to 64,811,987.40, 89,438,773.14 and 35,837,620.68 is: 49,454,938.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,811,987.40 : 89,438,773.14 = 35,837,620.68 : x
  2. Step 2: Convert to fraction form
    64,811,987.40/89,438,773.14 = 35,837,620.68/x
  3. Step 3: Cross multiply
    64,811,987.40x = 89,438,773.14 × 35,837,620.68
  4. Step 4: Simplify right side
    64,811,987.40x = 3,205,272,825,875,892.50
  5. Step 5: Solve for x
    x = 3,205,272,825,875,892.50/64,811,987.40
  6. Step 6: Final answer
    x = 49,454,938.11

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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.