Home / 58,666,427.36-80,974,551.84-40,089,086.72

Finding the Fourth Proportional to 58,666,427.36, 80,974,551.84 and 40,089,086.72

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Solution

The fourth proportional to 58,666,427.36, 80,974,551.84 and 40,089,086.72 is: 55,333,109.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,666,427.36 : 80,974,551.84 = 40,089,086.72 : x
  2. Step 2: Convert to fraction form
    58,666,427.36/80,974,551.84 = 40,089,086.72/x
  3. Step 3: Cross multiply
    58,666,427.36x = 80,974,551.84 × 40,089,086.72
  4. Step 4: Simplify right side
    58,666,427.36x = 3,246,195,830,826,895.50
  5. Step 5: Solve for x
    x = 3,246,195,830,826,895.50/58,666,427.36
  6. Step 6: Final answer
    x = 55,333,109.19

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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.