Home / 55,566,266.56-76,681,447.80-31,119,980.56

Finding the Fourth Proportional to 55,566,266.56, 76,681,447.80 and 31,119,980.56

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Solution

The fourth proportional to 55,566,266.56, 76,681,447.80 and 31,119,980.56 is: 42,945,573.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,566,266.56 : 76,681,447.80 = 31,119,980.56 : x
  2. Step 2: Convert to fraction form
    55,566,266.56/76,681,447.80 = 31,119,980.56/x
  3. Step 3: Cross multiply
    55,566,266.56x = 76,681,447.80 × 31,119,980.56
  4. Step 4: Simplify right side
    55,566,266.56x = 2,386,325,164,848,654.50
  5. Step 5: Solve for x
    x = 2,386,325,164,848,654.50/55,566,266.56
  6. Step 6: Final answer
    x = 42,945,573.14

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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.