Home / 12,730,959.81-19,084,925.16-4,642,043.58

Finding the Fourth Proportional to 12,730,959.81, 19,084,925.16 and 4,642,043.58

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Solution

The fourth proportional to 12,730,959.81, 19,084,925.16 and 4,642,043.58 is: 6,958,866.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,730,959.81 : 19,084,925.16 = 4,642,043.58 : x
  2. Step 2: Convert to fraction form
    12,730,959.81/19,084,925.16 = 4,642,043.58/x
  3. Step 3: Cross multiply
    12,730,959.81x = 19,084,925.16 × 4,642,043.58
  4. Step 4: Simplify right side
    12,730,959.81x = 88,593,054,313,758.47
  5. Step 5: Solve for x
    x = 88,593,054,313,758.47/12,730,959.81
  6. Step 6: Final answer
    x = 6,958,866.86

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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.