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Finding the Fourth Proportional to 63,074,813.40, 94,399,643.70 and 63,074,813.40

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Solution

The fourth proportional to 63,074,813.40, 94,399,643.70 and 63,074,813.40 is: 94,399,643.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,074,813.40 : 94,399,643.70 = 63,074,813.40 : x
  2. Step 2: Convert to fraction form
    63,074,813.40/94,399,643.70 = 63,074,813.40/x
  3. Step 3: Cross multiply
    63,074,813.40x = 94,399,643.70 × 63,074,813.40
  4. Step 4: Simplify right side
    63,074,813.40x = 5,954,239,911,403,986
  5. Step 5: Solve for x
    x = 5,954,239,911,403,986/63,074,813.40
  6. Step 6: Final answer
    x = 94,399,643.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.