Home / 55,315,070.80-82,972,606.20-49,835,323.60

Finding the Fourth Proportional to 55,315,070.80, 82,972,606.20 and 49,835,323.60

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Solution

The fourth proportional to 55,315,070.80, 82,972,606.20 and 49,835,323.60 is: 74,752,985.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,315,070.80 : 82,972,606.20 = 49,835,323.60 : x
  2. Step 2: Convert to fraction form
    55,315,070.80/82,972,606.20 = 49,835,323.60/x
  3. Step 3: Cross multiply
    55,315,070.80x = 82,972,606.20 × 49,835,323.60
  4. Step 4: Simplify right side
    55,315,070.80x = 4,134,966,679,912,366.50
  5. Step 5: Solve for x
    x = 4,134,966,679,912,366.50/55,315,070.80
  6. Step 6: Final answer
    x = 74,752,985.40

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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.