Home / 8,240,056.80-11,370,233.05-4,517,908.40

Finding the Fourth Proportional to 8,240,056.80, 11,370,233.05 and 4,517,908.40

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Solution

The fourth proportional to 8,240,056.80, 11,370,233.05 and 4,517,908.40 is: 6,234,140.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240,056.80 : 11,370,233.05 = 4,517,908.40 : x
  2. Step 2: Convert to fraction form
    8,240,056.80/11,370,233.05 = 4,517,908.40/x
  3. Step 3: Cross multiply
    8,240,056.80x = 11,370,233.05 × 4,517,908.40
  4. Step 4: Simplify right side
    8,240,056.80x = 51,369,671,406,552.62
  5. Step 5: Solve for x
    x = 51,369,671,406,552.62/8,240,056.80
  6. Step 6: Final answer
    x = 6,234,140.45

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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.