Home / 30,606,003.80-45,909,005.70-10,411,245.80

Finding the Fourth Proportional to 30,606,003.80, 45,909,005.70 and 10,411,245.80

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Solution

The fourth proportional to 30,606,003.80, 45,909,005.70 and 10,411,245.80 is: 15,616,868.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,606,003.80 : 45,909,005.70 = 10,411,245.80 : x
  2. Step 2: Convert to fraction form
    30,606,003.80/45,909,005.70 = 10,411,245.80/x
  3. Step 3: Cross multiply
    30,606,003.80x = 45,909,005.70 × 10,411,245.80
  4. Step 4: Simplify right side
    30,606,003.80x = 477,969,942,776,301.12
  5. Step 5: Solve for x
    x = 477,969,942,776,301.12/30,606,003.80
  6. Step 6: Final answer
    x = 15,616,868.70

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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.