Home / 51,731,858.30-77,569,793.85-21,442,783.10

Finding the Fourth Proportional to 51,731,858.30, 77,569,793.85 and 21,442,783.10

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Solution

The fourth proportional to 51,731,858.30, 77,569,793.85 and 21,442,783.10 is: 32,152,571.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,731,858.30 : 77,569,793.85 = 21,442,783.10 : x
  2. Step 2: Convert to fraction form
    51,731,858.30/77,569,793.85 = 21,442,783.10/x
  3. Step 3: Cross multiply
    51,731,858.30x = 77,569,793.85 × 21,442,783.10
  4. Step 4: Simplify right side
    51,731,858.30x = 1,663,312,264,637,264
  5. Step 5: Solve for x
    x = 1,663,312,264,637,264/51,731,858.30
  6. Step 6: Final answer
    x = 32,152,571.34

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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.