Home / 30,341,324.49-45,497,837.83-15,764,325.16

Finding the Fourth Proportional to 30,341,324.49, 45,497,837.83 and 15,764,325.16

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Solution

The fourth proportional to 30,341,324.49, 45,497,837.83 and 15,764,325.16 is: 23,639,136.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,341,324.49 : 45,497,837.83 = 15,764,325.16 : x
  2. Step 2: Convert to fraction form
    30,341,324.49/45,497,837.83 = 15,764,325.16/x
  3. Step 3: Cross multiply
    30,341,324.49x = 45,497,837.83 × 15,764,325.16
  4. Step 4: Simplify right side
    30,341,324.49x = 717,242,709,629,068.75
  5. Step 5: Solve for x
    x = 717,242,709,629,068.75/30,341,324.49
  6. Step 6: Final answer
    x = 23,639,136.45

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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.