Home / 50,346,030.36-69,434,597.32-42,543,643.80

Finding the Fourth Proportional to 50,346,030.36, 69,434,597.32 and 42,543,643.80

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Solution

The fourth proportional to 50,346,030.36, 69,434,597.32 and 42,543,643.80 is: 58,673,956.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,346,030.36 : 69,434,597.32 = 42,543,643.80 : x
  2. Step 2: Convert to fraction form
    50,346,030.36/69,434,597.32 = 42,543,643.80/x
  3. Step 3: Cross multiply
    50,346,030.36x = 69,434,597.32 × 42,543,643.80
  4. Step 4: Simplify right side
    50,346,030.36x = 2,954,000,775,778,514
  5. Step 5: Solve for x
    x = 2,954,000,775,778,514/50,346,030.36
  6. Step 6: Final answer
    x = 58,673,956.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.