Home / 76,730,107.52-105,886,312.64-41,922,050.56

Finding the Fourth Proportional to 76,730,107.52, 105,886,312.64 and 41,922,050.56

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Solution

The fourth proportional to 76,730,107.52, 105,886,312.64 and 41,922,050.56 is: 57,851,754.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,730,107.52 : 105,886,312.64 = 41,922,050.56 : x
  2. Step 2: Convert to fraction form
    76,730,107.52/105,886,312.64 = 41,922,050.56/x
  3. Step 3: Cross multiply
    76,730,107.52x = 105,886,312.64 × 41,922,050.56
  4. Step 4: Simplify right side
    76,730,107.52x = 4,438,971,352,106,047.50
  5. Step 5: Solve for x
    x = 4,438,971,352,106,047.50/76,730,107.52
  6. Step 6: Final answer
    x = 57,851,754.62

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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.