Home / 40,825,315.77-61,216,711.08-19,254,125.58

Finding the Fourth Proportional to 40,825,315.77, 61,216,711.08 and 19,254,125.58

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Solution

The fourth proportional to 40,825,315.77, 61,216,711.08 and 19,254,125.58 is: 28,871,160.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,825,315.77 : 61,216,711.08 = 19,254,125.58 : x
  2. Step 2: Convert to fraction form
    40,825,315.77/61,216,711.08 = 19,254,125.58/x
  3. Step 3: Cross multiply
    40,825,315.77x = 61,216,711.08 × 19,254,125.58
  4. Step 4: Simplify right side
    40,825,315.77x = 1,178,674,242,728,897.25
  5. Step 5: Solve for x
    x = 1,178,674,242,728,897.25/40,825,315.77
  6. Step 6: Final answer
    x = 28,871,160.47

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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.