Home / 7,911,532.54-11,851,943.51-5,830,453.91

Finding the Fourth Proportional to 7,911,532.54, 11,851,943.51 and 5,830,453.91

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Solution

The fourth proportional to 7,911,532.54, 11,851,943.51 and 5,830,453.91 is: 8,734,364.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,911,532.54 : 11,851,943.51 = 5,830,453.91 : x
  2. Step 2: Convert to fraction form
    7,911,532.54/11,851,943.51 = 5,830,453.91/x
  3. Step 3: Cross multiply
    7,911,532.54x = 11,851,943.51 × 5,830,453.91
  4. Step 4: Simplify right side
    7,911,532.54x = 69,102,210,390,388.31
  5. Step 5: Solve for x
    x = 69,102,210,390,388.31/7,911,532.54
  6. Step 6: Final answer
    x = 8,734,364.68

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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.