Home / 34,516,959.02-51,761,982.98-12,939,787.40

Finding the Fourth Proportional to 34,516,959.02, 51,761,982.98 and 12,939,787.40

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Solution

The fourth proportional to 34,516,959.02, 51,761,982.98 and 12,939,787.40 is: 19,404,636.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,516,959.02 : 51,761,982.98 = 12,939,787.40 : x
  2. Step 2: Convert to fraction form
    34,516,959.02/51,761,982.98 = 12,939,787.40/x
  3. Step 3: Cross multiply
    34,516,959.02x = 51,761,982.98 × 12,939,787.40
  4. Step 4: Simplify right side
    34,516,959.02x = 669,789,055,163,618.38
  5. Step 5: Solve for x
    x = 669,789,055,163,618.38/34,516,959.02
  6. Step 6: Final answer
    x = 19,404,636.86

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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.