Home / 6,911,055.45-10,366,583.18-4,758,719.40

Finding the Fourth Proportional to 6,911,055.45, 10,366,583.18 and 4,758,719.40

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Solution

The fourth proportional to 6,911,055.45, 10,366,583.18 and 4,758,719.40 is: 7,138,079.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911,055.45 : 10,366,583.18 = 4,758,719.40 : x
  2. Step 2: Convert to fraction form
    6,911,055.45/10,366,583.18 = 4,758,719.40/x
  3. Step 3: Cross multiply
    6,911,055.45x = 10,366,583.18 × 4,758,719.40
  4. Step 4: Simplify right side
    6,911,055.45x = 49,331,660,490,379.70
  5. Step 5: Solve for x
    x = 49,331,660,490,379.70/6,911,055.45
  6. Step 6: Final answer
    x = 7,138,079.10

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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.