Home / 7,990,837.16-11,027,918.24-4,506,487.72

Finding the Fourth Proportional to 7,990,837.16, 11,027,918.24 and 4,506,487.72

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Solution

The fourth proportional to 7,990,837.16, 11,027,918.24 and 4,506,487.72 is: 6,219,270.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,990,837.16 : 11,027,918.24 = 4,506,487.72 : x
  2. Step 2: Convert to fraction form
    7,990,837.16/11,027,918.24 = 4,506,487.72/x
  3. Step 3: Cross multiply
    7,990,837.16x = 11,027,918.24 × 4,506,487.72
  4. Step 4: Simplify right side
    7,990,837.16x = 49,697,178,125,724.01
  5. Step 5: Solve for x
    x = 49,697,178,125,724.01/7,990,837.16
  6. Step 6: Final answer
    x = 6,219,270.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.