Home / 9,063,963.78-12,509,338.02-5,090,890.08

Finding the Fourth Proportional to 9,063,963.78, 12,509,338.02 and 5,090,890.08

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Solution

The fourth proportional to 9,063,963.78, 12,509,338.02 and 5,090,890.08 is: 7,026,028.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,063,963.78 : 12,509,338.02 = 5,090,890.08 : x
  2. Step 2: Convert to fraction form
    9,063,963.78/12,509,338.02 = 5,090,890.08/x
  3. Step 3: Cross multiply
    9,063,963.78x = 12,509,338.02 × 5,090,890.08
  4. Step 4: Simplify right side
    9,063,963.78x = 63,683,664,833,384.84
  5. Step 5: Solve for x
    x = 63,683,664,833,384.84/9,063,963.78
  6. Step 6: Final answer
    x = 7,026,028.17

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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.