Home / 5,390,252.40-8,085,378.60-5,283,964.20

Finding the Fourth Proportional to 5,390,252.40, 8,085,378.60 and 5,283,964.20

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Solution

The fourth proportional to 5,390,252.40, 8,085,378.60 and 5,283,964.20 is: 7,925,946.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,252.40 : 8,085,378.60 = 5,283,964.20 : x
  2. Step 2: Convert to fraction form
    5,390,252.40/8,085,378.60 = 5,283,964.20/x
  3. Step 3: Cross multiply
    5,390,252.40x = 8,085,378.60 × 5,283,964.20
  4. Step 4: Simplify right side
    5,390,252.40x = 42,722,851,065,846.12
  5. Step 5: Solve for x
    x = 42,722,851,065,846.12/5,390,252.40
  6. Step 6: Final answer
    x = 7,925,946.30

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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.