Home / 28,090,787.06-42,136,180.61-7,896,029.06

Finding the Fourth Proportional to 28,090,787.06, 42,136,180.61 and 7,896,029.06

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Solution

The fourth proportional to 28,090,787.06, 42,136,180.61 and 7,896,029.06 is: 11,844,043.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,090,787.06 : 42,136,180.61 = 7,896,029.06 : x
  2. Step 2: Convert to fraction form
    28,090,787.06/42,136,180.61 = 7,896,029.06/x
  3. Step 3: Cross multiply
    28,090,787.06x = 42,136,180.61 × 7,896,029.06
  4. Step 4: Simplify right side
    28,090,787.06x = 332,708,506,639,828.81
  5. Step 5: Solve for x
    x = 332,708,506,639,828.81/28,090,787.06
  6. Step 6: Final answer
    x = 11,844,043.60

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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.