Home / 64,989,544.40-89,687,740.21-35,620,952.21

Finding the Fourth Proportional to 64,989,544.40, 89,687,740.21 and 35,620,952.21

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Solution

The fourth proportional to 64,989,544.40, 89,687,740.21 and 35,620,952.21 is: 49,158,102.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,989,544.40 : 89,687,740.21 = 35,620,952.21 : x
  2. Step 2: Convert to fraction form
    64,989,544.40/89,687,740.21 = 35,620,952.21/x
  3. Step 3: Cross multiply
    64,989,544.40x = 89,687,740.21 × 35,620,952.21
  4. Step 4: Simplify right side
    64,989,544.40x = 3,194,762,707,843,305
  5. Step 5: Solve for x
    x = 3,194,762,707,843,305/64,989,544.40
  6. Step 6: Final answer
    x = 49,158,102.85

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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.