Home / 7,238,444.34-9,992,931.30-5,580,971.40

Finding the Fourth Proportional to 7,238,444.34, 9,992,931.30 and 5,580,971.40

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Solution

The fourth proportional to 7,238,444.34, 9,992,931.30 and 5,580,971.40 is: 7,704,730.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238,444.34 : 9,992,931.30 = 5,580,971.40 : x
  2. Step 2: Convert to fraction form
    7,238,444.34/9,992,931.30 = 5,580,971.40/x
  3. Step 3: Cross multiply
    7,238,444.34x = 9,992,931.30 × 5,580,971.40
  4. Step 4: Simplify right side
    7,238,444.34x = 55,770,263,787,464.83
  5. Step 5: Solve for x
    x = 55,770,263,787,464.83/7,238,444.34
  6. Step 6: Final answer
    x = 7,704,730.63

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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.