Home / 7,019,792.72-9,690,681.48-4,442,722.64

Finding the Fourth Proportional to 7,019,792.72, 9,690,681.48 and 4,442,722.64

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Solution

The fourth proportional to 7,019,792.72, 9,690,681.48 and 4,442,722.64 is: 6,133,088.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,019,792.72 : 9,690,681.48 = 4,442,722.64 : x
  2. Step 2: Convert to fraction form
    7,019,792.72/9,690,681.48 = 4,442,722.64/x
  3. Step 3: Cross multiply
    7,019,792.72x = 9,690,681.48 × 4,442,722.64
  4. Step 4: Simplify right side
    7,019,792.72x = 43,053,010,008,224.70
  5. Step 5: Solve for x
    x = 43,053,010,008,224.70/7,019,792.72
  6. Step 6: Final answer
    x = 6,133,088.50

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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.