Home / 20,308,041.66-30,461,669.36-4,955,431.26

Finding the Fourth Proportional to 20,308,041.66, 30,461,669.36 and 4,955,431.26

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Solution

The fourth proportional to 20,308,041.66, 30,461,669.36 and 4,955,431.26 is: 7,433,050.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,308,041.66 : 30,461,669.36 = 4,955,431.26 : x
  2. Step 2: Convert to fraction form
    20,308,041.66/30,461,669.36 = 4,955,431.26/x
  3. Step 3: Cross multiply
    20,308,041.66x = 30,461,669.36 × 4,955,431.26
  4. Step 4: Simplify right side
    20,308,041.66x = 150,950,708,578,328.19
  5. Step 5: Solve for x
    x = 150,950,708,578,328.19/20,308,041.66
  6. Step 6: Final answer
    x = 7,433,050.96

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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.