Home / 7,812,951.48-10,782,551.70-4,375,130.04

Finding the Fourth Proportional to 7,812,951.48, 10,782,551.70 and 4,375,130.04

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Solution

The fourth proportional to 7,812,951.48, 10,782,551.70 and 4,375,130.04 is: 6,038,059.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,812,951.48 : 10,782,551.70 = 4,375,130.04 : x
  2. Step 2: Convert to fraction form
    7,812,951.48/10,782,551.70 = 4,375,130.04/x
  3. Step 3: Cross multiply
    7,812,951.48x = 10,782,551.70 × 4,375,130.04
  4. Step 4: Simplify right side
    7,812,951.48x = 47,175,065,850,523.06
  5. Step 5: Solve for x
    x = 47,175,065,850,523.06/7,812,951.48
  6. Step 6: Final answer
    x = 6,038,059.49

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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.