Home / 52,163,459.90-78,254,208.66-17,620,113.24

Finding the Fourth Proportional to 52,163,459.90, 78,254,208.66 and 17,620,113.24

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Solution

The fourth proportional to 52,163,459.90, 78,254,208.66 and 17,620,113.24 is: 26,433,216.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,163,459.90 : 78,254,208.66 = 17,620,113.24 : x
  2. Step 2: Convert to fraction form
    52,163,459.90/78,254,208.66 = 17,620,113.24/x
  3. Step 3: Cross multiply
    52,163,459.90x = 78,254,208.66 × 17,620,113.24
  4. Step 4: Simplify right side
    52,163,459.90x = 1,378,848,018,095,788.50
  5. Step 5: Solve for x
    x = 1,378,848,018,095,788.50/52,163,459.90
  6. Step 6: Final answer
    x = 26,433,216.29

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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.