Home / 66,460,359.68-91,723,706.88-38,577,109.76

Finding the Fourth Proportional to 66,460,359.68, 91,723,706.88 and 38,577,109.76

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Solution

The fourth proportional to 66,460,359.68, 91,723,706.88 and 38,577,109.76 is: 53,241,293.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,460,359.68 : 91,723,706.88 = 38,577,109.76 : x
  2. Step 2: Convert to fraction form
    66,460,359.68/91,723,706.88 = 38,577,109.76/x
  3. Step 3: Cross multiply
    66,460,359.68x = 91,723,706.88 × 38,577,109.76
  4. Step 4: Simplify right side
    66,460,359.68x = 3,538,435,507,903,827
  5. Step 5: Solve for x
    x = 3,538,435,507,903,827/66,460,359.68
  6. Step 6: Final answer
    x = 53,241,293.38

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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.