Home / 9,077,129.10-13,615,693.65-3,319,851.60

Finding the Fourth Proportional to 9,077,129.10, 13,615,693.65 and 3,319,851.60

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Solution

The fourth proportional to 9,077,129.10, 13,615,693.65 and 3,319,851.60 is: 4,979,777.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,077,129.10 : 13,615,693.65 = 3,319,851.60 : x
  2. Step 2: Convert to fraction form
    9,077,129.10/13,615,693.65 = 3,319,851.60/x
  3. Step 3: Cross multiply
    9,077,129.10x = 13,615,693.65 × 3,319,851.60
  4. Step 4: Simplify right side
    9,077,129.10x = 45,202,082,349,062.34
  5. Step 5: Solve for x
    x = 45,202,082,349,062.34/9,077,129.10
  6. Step 6: Final answer
    x = 4,979,777.40

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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.