Home / 30,165,659.28-45,262,404.91-13,775,968.09

Finding the Fourth Proportional to 30,165,659.28, 45,262,404.91 and 13,775,968.09

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Solution

The fourth proportional to 30,165,659.28, 45,262,404.91 and 13,775,968.09 is: 20,670,307.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,165,659.28 : 45,262,404.91 = 13,775,968.09 : x
  2. Step 2: Convert to fraction form
    30,165,659.28/45,262,404.91 = 13,775,968.09/x
  3. Step 3: Cross multiply
    30,165,659.28x = 45,262,404.91 × 13,775,968.09
  4. Step 4: Simplify right side
    30,165,659.28x = 623,533,445,458,526.50
  5. Step 5: Solve for x
    x = 623,533,445,458,526.50/30,165,659.28
  6. Step 6: Final answer
    x = 20,670,307.24

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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.