Home / 74,341,113.81-111,473,381.12-33,365,425.79

Finding the Fourth Proportional to 74,341,113.81, 111,473,381.12 and 33,365,425.79

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Solution

The fourth proportional to 74,341,113.81, 111,473,381.12 and 33,365,425.79 is: 50,030,953.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,341,113.81 : 111,473,381.12 = 33,365,425.79 : x
  2. Step 2: Convert to fraction form
    74,341,113.81/111,473,381.12 = 33,365,425.79/x
  3. Step 3: Cross multiply
    74,341,113.81x = 111,473,381.12 × 33,365,425.79
  4. Step 4: Simplify right side
    74,341,113.81x = 3,719,356,824,595,553
  5. Step 5: Solve for x
    x = 3,719,356,824,595,553/74,341,113.81
  6. Step 6: Final answer
    x = 50,030,953.72

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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.