Home / 53,155,429.80-79,821,618.30-29,238,066.60

Finding the Fourth Proportional to 53,155,429.80, 79,821,618.30 and 29,238,066.60

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Solution

The fourth proportional to 53,155,429.80, 79,821,618.30 and 29,238,066.60 is: 43,905,764.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,155,429.80 : 79,821,618.30 = 29,238,066.60 : x
  2. Step 2: Convert to fraction form
    53,155,429.80/79,821,618.30 = 29,238,066.60/x
  3. Step 3: Cross multiply
    53,155,429.80x = 79,821,618.30 × 29,238,066.60
  4. Step 4: Simplify right side
    53,155,429.80x = 2,333,829,791,975,179
  5. Step 5: Solve for x
    x = 2,333,829,791,975,179/53,155,429.80
  6. Step 6: Final answer
    x = 43,905,764.67

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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.