Home / 7,185,366.80-10,780,901.40-2,925,846.80

Finding the Fourth Proportional to 7,185,366.80, 10,780,901.40 and 2,925,846.80

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Solution

The fourth proportional to 7,185,366.80, 10,780,901.40 and 2,925,846.80 is: 4,389,931.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,185,366.80 : 10,780,901.40 = 2,925,846.80 : x
  2. Step 2: Convert to fraction form
    7,185,366.80/10,780,901.40 = 2,925,846.80/x
  3. Step 3: Cross multiply
    7,185,366.80x = 10,780,901.40 × 2,925,846.80
  4. Step 4: Simplify right side
    7,185,366.80x = 31,543,265,862,305.52
  5. Step 5: Solve for x
    x = 31,543,265,862,305.52/7,185,366.80
  6. Step 6: Final answer
    x = 4,389,931.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.