Home / 61,136,296.68-91,705,378.32-15,697,085.16

Finding the Fourth Proportional to 61,136,296.68, 91,705,378.32 and 15,697,085.16

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Solution

The fourth proportional to 61,136,296.68, 91,705,378.32 and 15,697,085.16 is: 23,545,867.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,136,296.68 : 91,705,378.32 = 15,697,085.16 : x
  2. Step 2: Convert to fraction form
    61,136,296.68/91,705,378.32 = 15,697,085.16/x
  3. Step 3: Cross multiply
    61,136,296.68x = 91,705,378.32 × 15,697,085.16
  4. Step 4: Simplify right side
    61,136,296.68x = 1,439,507,133,119,057.75
  5. Step 5: Solve for x
    x = 1,439,507,133,119,057.75/61,136,296.68
  6. Step 6: Final answer
    x = 23,545,867.37

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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.