Home / 46,008,003.40-69,012,005.10-13,664,897.80

Finding the Fourth Proportional to 46,008,003.40, 69,012,005.10 and 13,664,897.80

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Solution

The fourth proportional to 46,008,003.40, 69,012,005.10 and 13,664,897.80 is: 20,497,346.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,008,003.40 : 69,012,005.10 = 13,664,897.80 : x
  2. Step 2: Convert to fraction form
    46,008,003.40/69,012,005.10 = 13,664,897.80/x
  3. Step 3: Cross multiply
    46,008,003.40x = 69,012,005.10 × 13,664,897.80
  4. Step 4: Simplify right side
    46,008,003.40x = 943,041,996,664,578.75
  5. Step 5: Solve for x
    x = 943,041,996,664,578.75/46,008,003.40
  6. Step 6: Final answer
    x = 20,497,346.70

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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.