Home / 5,346,121.40-8,021,018.10-1,560,159.80

Finding the Fourth Proportional to 5,346,121.40, 8,021,018.10 and 1,560,159.80

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Solution

The fourth proportional to 5,346,121.40, 8,021,018.10 and 1,560,159.80 is: 2,340,775.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346,121.40 : 8,021,018.10 = 1,560,159.80 : x
  2. Step 2: Convert to fraction form
    5,346,121.40/8,021,018.10 = 1,560,159.80/x
  3. Step 3: Cross multiply
    5,346,121.40x = 8,021,018.10 × 1,560,159.80
  4. Step 4: Simplify right side
    5,346,121.40x = 12,514,069,994,692.38
  5. Step 5: Solve for x
    x = 12,514,069,994,692.38/5,346,121.40
  6. Step 6: Final answer
    x = 2,340,775.50

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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.