Home / 6,814,274.80-10,221,412.20-5,113,663.60

Finding the Fourth Proportional to 6,814,274.80, 10,221,412.20 and 5,113,663.60

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Solution

The fourth proportional to 6,814,274.80, 10,221,412.20 and 5,113,663.60 is: 7,670,495.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,814,274.80 : 10,221,412.20 = 5,113,663.60 : x
  2. Step 2: Convert to fraction form
    6,814,274.80/10,221,412.20 = 5,113,663.60/x
  3. Step 3: Cross multiply
    6,814,274.80x = 10,221,412.20 × 5,113,663.60
  4. Step 4: Simplify right side
    6,814,274.80x = 52,268,863,507,735.91
  5. Step 5: Solve for x
    x = 52,268,863,507,735.91/6,814,274.80
  6. Step 6: Final answer
    x = 7,670,495.40

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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.