Home / 6,718,045.20-9,196,730.48-6,670,018.68

Finding the Fourth Proportional to 6,718,045.20, 9,196,730.48 and 6,670,018.68

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Solution

The fourth proportional to 6,718,045.20, 9,196,730.48 and 6,670,018.68 is: 9,130,984.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,718,045.20 : 9,196,730.48 = 6,670,018.68 : x
  2. Step 2: Convert to fraction form
    6,718,045.20/9,196,730.48 = 6,670,018.68/x
  3. Step 3: Cross multiply
    6,718,045.20x = 9,196,730.48 × 6,670,018.68
  4. Step 4: Simplify right side
    6,718,045.20x = 61,342,364,096,525.37
  5. Step 5: Solve for x
    x = 61,342,364,096,525.37/6,718,045.20
  6. Step 6: Final answer
    x = 9,130,984.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.