Home / 40,825,435-61,216,890.54-19,254,244.54

Finding the Fourth Proportional to 40,825,435, 61,216,890.54 and 19,254,244.54

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Solution

The fourth proportional to 40,825,435, 61,216,890.54 and 19,254,244.54 is: 28,871,339.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,825,435 : 61,216,890.54 = 19,254,244.54 : x
  2. Step 2: Convert to fraction form
    40,825,435/61,216,890.54 = 19,254,244.54/x
  3. Step 3: Cross multiply
    40,825,435x = 61,216,890.54 × 19,254,244.54
  4. Step 4: Simplify right side
    40,825,435x = 1,178,684,980,435,572.50
  5. Step 5: Solve for x
    x = 1,178,684,980,435,572.50/40,825,435
  6. Step 6: Final answer
    x = 28,871,339.16

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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.