Home / 7,891,399.04-10,890,168-4,453,784.96

Finding the Fourth Proportional to 7,891,399.04, 10,890,168 and 4,453,784.96

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Solution

The fourth proportional to 7,891,399.04, 10,890,168 and 4,453,784.96 is: 6,146,244.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,891,399.04 : 10,890,168 = 4,453,784.96 : x
  2. Step 2: Convert to fraction form
    7,891,399.04/10,890,168 = 4,453,784.96/x
  3. Step 3: Cross multiply
    7,891,399.04x = 10,890,168 × 4,453,784.96
  4. Step 4: Simplify right side
    7,891,399.04x = 48,502,466,450,273.28
  5. Step 5: Solve for x
    x = 48,502,466,450,273.28/7,891,399.04
  6. Step 6: Final answer
    x = 6,146,244.31

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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.