Home / 10,779,261.60-16,168,892.40-5,110,557.60

Finding the Fourth Proportional to 10,779,261.60, 16,168,892.40 and 5,110,557.60

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Solution

The fourth proportional to 10,779,261.60, 16,168,892.40 and 5,110,557.60 is: 7,665,836.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,779,261.60 : 16,168,892.40 = 5,110,557.60 : x
  2. Step 2: Convert to fraction form
    10,779,261.60/16,168,892.40 = 5,110,557.60/x
  3. Step 3: Cross multiply
    10,779,261.60x = 16,168,892.40 × 5,110,557.60
  4. Step 4: Simplify right side
    10,779,261.60x = 82,632,055,938,402.23
  5. Step 5: Solve for x
    x = 82,632,055,938,402.23/10,779,261.60
  6. Step 6: Final answer
    x = 7,665,836.40

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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.