Home / 10,316,335.60-15,474,503.40-7,924,783.60

Finding the Fourth Proportional to 10,316,335.60, 15,474,503.40 and 7,924,783.60

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Solution

The fourth proportional to 10,316,335.60, 15,474,503.40 and 7,924,783.60 is: 11,887,175.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,316,335.60 : 15,474,503.40 = 7,924,783.60 : x
  2. Step 2: Convert to fraction form
    10,316,335.60/15,474,503.40 = 7,924,783.60/x
  3. Step 3: Cross multiply
    10,316,335.60x = 15,474,503.40 × 7,924,783.60
  4. Step 4: Simplify right side
    10,316,335.60x = 122,632,090,762,464.23
  5. Step 5: Solve for x
    x = 122,632,090,762,464.23/10,316,335.60
  6. Step 6: Final answer
    x = 11,887,175.40

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Similar ratio
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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.