Home / 51,416,145.25-70,955,585.94-28,211,266.06

Finding the Fourth Proportional to 51,416,145.25, 70,955,585.94 and 28,211,266.06

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Solution

The fourth proportional to 51,416,145.25, 70,955,585.94 and 28,211,266.06 is: 38,932,263.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,416,145.25 : 70,955,585.94 = 28,211,266.06 : x
  2. Step 2: Convert to fraction form
    51,416,145.25/70,955,585.94 = 28,211,266.06/x
  3. Step 3: Cross multiply
    51,416,145.25x = 70,955,585.94 × 28,211,266.06
  4. Step 4: Simplify right side
    51,416,145.25x = 2,001,746,913,396,535
  5. Step 5: Solve for x
    x = 2,001,746,913,396,535/51,416,145.25
  6. Step 6: Final answer
    x = 38,932,263.47

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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.