Home / 65,147,968.40-89,884,036.68-37,635,858.32

Finding the Fourth Proportional to 65,147,968.40, 89,884,036.68 and 37,635,858.32

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Solution

The fourth proportional to 65,147,968.40, 89,884,036.68 and 37,635,858.32 is: 51,925,838.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,147,968.40 : 89,884,036.68 = 37,635,858.32 : x
  2. Step 2: Convert to fraction form
    65,147,968.40/89,884,036.68 = 37,635,858.32/x
  3. Step 3: Cross multiply
    65,147,968.40x = 89,884,036.68 × 37,635,858.32
  4. Step 4: Simplify right side
    65,147,968.40x = 3,382,862,869,718,163.50
  5. Step 5: Solve for x
    x = 3,382,862,869,718,163.50/65,147,968.40
  6. Step 6: Final answer
    x = 51,925,838.25

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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.