Home / 7,670,981.18-10,586,208.22-4,186,510.62

Finding the Fourth Proportional to 7,670,981.18, 10,586,208.22 and 4,186,510.62

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Solution

The fourth proportional to 7,670,981.18, 10,586,208.22 and 4,186,510.62 is: 5,777,523.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,670,981.18 : 10,586,208.22 = 4,186,510.62 : x
  2. Step 2: Convert to fraction form
    7,670,981.18/10,586,208.22 = 4,186,510.62/x
  3. Step 3: Cross multiply
    7,670,981.18x = 10,586,208.22 × 4,186,510.62
  4. Step 4: Simplify right side
    7,670,981.18x = 44,319,273,138,561.30
  5. Step 5: Solve for x
    x = 44,319,273,138,561.30/7,670,981.18
  6. Step 6: Final answer
    x = 5,777,523.38

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Double scale
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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.