Home / 76,551,602.64-105,643,762.56-41,746,197.48

Finding the Fourth Proportional to 76,551,602.64, 105,643,762.56 and 41,746,197.48

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Solution

The fourth proportional to 76,551,602.64, 105,643,762.56 and 41,746,197.48 is: 57,611,143.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,551,602.64 : 105,643,762.56 = 41,746,197.48 : x
  2. Step 2: Convert to fraction form
    76,551,602.64/105,643,762.56 = 41,746,197.48/x
  3. Step 3: Cross multiply
    76,551,602.64x = 105,643,762.56 × 41,746,197.48
  4. Step 4: Simplify right side
    76,551,602.64x = 4,410,225,374,359,990
  5. Step 5: Solve for x
    x = 4,410,225,374,359,990/76,551,602.64
  6. Step 6: Final answer
    x = 57,611,143.62

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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.