Home / 50,464,638.29-75,696,957.53-12,126,152.45

Finding the Fourth Proportional to 50,464,638.29, 75,696,957.53 and 12,126,152.45

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Solution

The fourth proportional to 50,464,638.29, 75,696,957.53 and 12,126,152.45 is: 18,189,228.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,464,638.29 : 75,696,957.53 = 12,126,152.45 : x
  2. Step 2: Convert to fraction form
    50,464,638.29/75,696,957.53 = 12,126,152.45/x
  3. Step 3: Cross multiply
    50,464,638.29x = 75,696,957.53 × 12,126,152.45
  4. Step 4: Simplify right side
    50,464,638.29x = 917,912,847,009,955.38
  5. Step 5: Solve for x
    x = 917,912,847,009,955.38/50,464,638.29
  6. Step 6: Final answer
    x = 18,189,228.70

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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.