Home / 9,076,430.10-13,614,645.15-3,319,152.60

Finding the Fourth Proportional to 9,076,430.10, 13,614,645.15 and 3,319,152.60

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Solution

The fourth proportional to 9,076,430.10, 13,614,645.15 and 3,319,152.60 is: 4,978,728.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,076,430.10 : 13,614,645.15 = 3,319,152.60 : x
  2. Step 2: Convert to fraction form
    9,076,430.10/13,614,645.15 = 3,319,152.60/x
  3. Step 3: Cross multiply
    9,076,430.10x = 13,614,645.15 × 3,319,152.60
  4. Step 4: Simplify right side
    9,076,430.10x = 45,189,084,847,699.89
  5. Step 5: Solve for x
    x = 45,189,084,847,699.89/9,076,430.10
  6. Step 6: Final answer
    x = 4,978,728.90

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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.