Home / 65,406,912.69-90,263,583.98-37,534,721.36

Finding the Fourth Proportional to 65,406,912.69, 90,263,583.98 and 37,534,721.36

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Solution

The fourth proportional to 65,406,912.69, 90,263,583.98 and 37,534,721.36 is: 51,799,088.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,406,912.69 : 90,263,583.98 = 37,534,721.36 : x
  2. Step 2: Convert to fraction form
    65,406,912.69/90,263,583.98 = 37,534,721.36/x
  3. Step 3: Cross multiply
    65,406,912.69x = 90,263,583.98 × 37,534,721.36
  4. Step 4: Simplify right side
    65,406,912.69x = 3,388,018,473,005,268
  5. Step 5: Solve for x
    x = 3,388,018,473,005,268/65,406,912.69
  6. Step 6: Final answer
    x = 51,799,088.72

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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.