Home / 76,730,133.87-105,886,333.49-41,922,075.15

Finding the Fourth Proportional to 76,730,133.87, 105,886,333.49 and 41,922,075.15

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Solution

The fourth proportional to 76,730,133.87, 105,886,333.49 and 41,922,075.15 is: 57,851,780.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,730,133.87 : 105,886,333.49 = 41,922,075.15 : x
  2. Step 2: Convert to fraction form
    76,730,133.87/105,886,333.49 = 41,922,075.15/x
  3. Step 3: Cross multiply
    76,730,133.87x = 105,886,333.49 × 41,922,075.15
  4. Step 4: Simplify right side
    76,730,133.87x = 4,438,974,829,716,131
  5. Step 5: Solve for x
    x = 4,438,974,829,716,131/76,730,133.87
  6. Step 6: Final answer
    x = 57,851,780.07

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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.