Home / 7,280,864.64-10,047,585.60-4,017,678.48

Finding the Fourth Proportional to 7,280,864.64, 10,047,585.60 and 4,017,678.48

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Solution

The fourth proportional to 7,280,864.64, 10,047,585.60 and 4,017,678.48 is: 5,544,392.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280,864.64 : 10,047,585.60 = 4,017,678.48 : x
  2. Step 2: Convert to fraction form
    7,280,864.64/10,047,585.60 = 4,017,678.48/x
  3. Step 3: Cross multiply
    7,280,864.64x = 10,047,585.60 × 4,017,678.48
  4. Step 4: Simplify right side
    7,280,864.64x = 40,367,968,441,077.88
  5. Step 5: Solve for x
    x = 40,367,968,441,077.88/7,280,864.64
  6. Step 6: Final answer
    x = 5,544,392.11

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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.