Home / 56,347,672.80-84,624,152.40-49,293,285.60

Finding the Fourth Proportional to 56,347,672.80, 84,624,152.40 and 49,293,285.60

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Solution

The fourth proportional to 56,347,672.80, 84,624,152.40 and 49,293,285.60 is: 74,029,721.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,347,672.80 : 84,624,152.40 = 49,293,285.60 : x
  2. Step 2: Convert to fraction form
    56,347,672.80/84,624,152.40 = 49,293,285.60/x
  3. Step 3: Cross multiply
    56,347,672.80x = 84,624,152.40 × 49,293,285.60
  4. Step 4: Simplify right side
    56,347,672.80x = 4,171,402,512,911,126
  5. Step 5: Solve for x
    x = 4,171,402,512,911,126/56,347,672.80
  6. Step 6: Final answer
    x = 74,029,721.29

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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.