Home / 7,405,798.58-10,215,533.23-4,891,188.71

Finding the Fourth Proportional to 7,405,798.58, 10,215,533.23 and 4,891,188.71

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Solution

The fourth proportional to 7,405,798.58, 10,215,533.23 and 4,891,188.71 is: 6,746,888.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,405,798.58 : 10,215,533.23 = 4,891,188.71 : x
  2. Step 2: Convert to fraction form
    7,405,798.58/10,215,533.23 = 4,891,188.71/x
  3. Step 3: Cross multiply
    7,405,798.58x = 10,215,533.23 × 4,891,188.71
  4. Step 4: Simplify right side
    7,405,798.58x = 49,966,100,856,702.29
  5. Step 5: Solve for x
    x = 49,966,100,856,702.29/7,405,798.58
  6. Step 6: Final answer
    x = 6,746,888.98

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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.