Home / 5,363,987.60-8,045,981.40-5,326,662.80

Finding the Fourth Proportional to 5,363,987.60, 8,045,981.40 and 5,326,662.80

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Solution

The fourth proportional to 5,363,987.60, 8,045,981.40 and 5,326,662.80 is: 7,989,994.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,363,987.60 : 8,045,981.40 = 5,326,662.80 : x
  2. Step 2: Convert to fraction form
    5,363,987.60/8,045,981.40 = 5,326,662.80/x
  3. Step 3: Cross multiply
    5,363,987.60x = 8,045,981.40 × 5,326,662.80
  4. Step 4: Simplify right side
    5,363,987.60x = 42,858,229,812,871.92
  5. Step 5: Solve for x
    x = 42,858,229,812,871.92/5,363,987.60
  6. Step 6: Final answer
    x = 7,989,994.20

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Double scale
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Similar ratio
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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.