Home / 65,791,325.40-90,801,530.49-37,908,697.38

Finding the Fourth Proportional to 65,791,325.40, 90,801,530.49 and 37,908,697.38

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Solution

The fourth proportional to 65,791,325.40, 90,801,530.49 and 37,908,697.38 is: 52,319,477.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,791,325.40 : 90,801,530.49 = 37,908,697.38 : x
  2. Step 2: Convert to fraction form
    65,791,325.40/90,801,530.49 = 37,908,697.38/x
  3. Step 3: Cross multiply
    65,791,325.40x = 90,801,530.49 × 37,908,697.38
  4. Step 4: Simplify right side
    65,791,325.40x = 3,442,167,740,986,253
  5. Step 5: Solve for x
    x = 3,442,167,740,986,253/65,791,325.40
  6. Step 6: Final answer
    x = 52,319,477.07

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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.