Home / 52,648,030.98-78,955,955.54-18,561,405.24

Finding the Fourth Proportional to 52,648,030.98, 78,955,955.54 and 18,561,405.24

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Solution

The fourth proportional to 52,648,030.98, 78,955,955.54 and 18,561,405.24 is: 27,836,434.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,648,030.98 : 78,955,955.54 = 18,561,405.24 : x
  2. Step 2: Convert to fraction form
    52,648,030.98/78,955,955.54 = 18,561,405.24/x
  3. Step 3: Cross multiply
    52,648,030.98x = 78,955,955.54 × 18,561,405.24
  4. Step 4: Simplify right side
    52,648,030.98x = 1,465,533,486,889,363
  5. Step 5: Solve for x
    x = 1,465,533,486,889,363/52,648,030.98
  6. Step 6: Final answer
    x = 27,836,434.90

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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.