Home / 76,423,585.68-105,461,763.84-41,615,512.56

Finding the Fourth Proportional to 76,423,585.68, 105,461,763.84 and 41,615,512.56

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Solution

The fourth proportional to 76,423,585.68, 105,461,763.84 and 41,615,512.56 is: 57,427,891.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,423,585.68 : 105,461,763.84 = 41,615,512.56 : x
  2. Step 2: Convert to fraction form
    76,423,585.68/105,461,763.84 = 41,615,512.56/x
  3. Step 3: Cross multiply
    76,423,585.68x = 105,461,763.84 × 41,615,512.56
  4. Step 4: Simplify right side
    76,423,585.68x = 4,388,845,357,683,274
  5. Step 5: Solve for x
    x = 4,388,845,357,683,274/76,423,585.68
  6. Step 6: Final answer
    x = 57,427,891.12

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1.5x scale

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.