Home / 7,039,089.60-10,571,464.80-6,157,291.20

Finding the Fourth Proportional to 7,039,089.60, 10,571,464.80 and 6,157,291.20

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Solution

The fourth proportional to 7,039,089.60, 10,571,464.80 and 6,157,291.20 is: 9,247,159.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,039,089.60 : 10,571,464.80 = 6,157,291.20 : x
  2. Step 2: Convert to fraction form
    7,039,089.60/10,571,464.80 = 6,157,291.20/x
  3. Step 3: Cross multiply
    7,039,089.60x = 10,571,464.80 × 6,157,291.20
  4. Step 4: Simplify right side
    7,039,089.60x = 65,091,587,184,149.77
  5. Step 5: Solve for x
    x = 65,091,587,184,149.77/7,039,089.60
  6. Step 6: Final answer
    x = 9,247,159.91

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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.