Home / 52,163,459.15-78,254,207.54-17,620,112.48

Finding the Fourth Proportional to 52,163,459.15, 78,254,207.54 and 17,620,112.48

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Solution

The fourth proportional to 52,163,459.15, 78,254,207.54 and 17,620,112.48 is: 26,433,215.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,163,459.15 : 78,254,207.54 = 17,620,112.48 : x
  2. Step 2: Convert to fraction form
    52,163,459.15/78,254,207.54 = 17,620,112.48/x
  3. Step 3: Cross multiply
    52,163,459.15x = 78,254,207.54 × 17,620,112.48
  4. Step 4: Simplify right side
    52,163,459.15x = 1,378,847,938,799,963.50
  5. Step 5: Solve for x
    x = 1,378,847,938,799,963.50/52,163,459.15
  6. Step 6: Final answer
    x = 26,433,215.15

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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.