Home / 7,272,392.90-10,911,802.47-3,813,306.58

Finding the Fourth Proportional to 7,272,392.90, 10,911,802.47 and 3,813,306.58

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Solution

The fourth proportional to 7,272,392.90, 10,911,802.47 and 3,813,306.58 is: 5,721,644.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,272,392.90 : 10,911,802.47 = 3,813,306.58 : x
  2. Step 2: Convert to fraction form
    7,272,392.90/10,911,802.47 = 3,813,306.58/x
  3. Step 3: Cross multiply
    7,272,392.90x = 10,911,802.47 × 3,813,306.58
  4. Step 4: Simplify right side
    7,272,392.90x = 41,610,048,157,851.11
  5. Step 5: Solve for x
    x = 41,610,048,157,851.11/7,272,392.90
  6. Step 6: Final answer
    x = 5,721,644.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.