Home / 26,009,871.80-39,014,807.70-16,939,945.40

Finding the Fourth Proportional to 26,009,871.80, 39,014,807.70 and 16,939,945.40

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Solution

The fourth proportional to 26,009,871.80, 39,014,807.70 and 16,939,945.40 is: 25,409,918.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,009,871.80 : 39,014,807.70 = 16,939,945.40 : x
  2. Step 2: Convert to fraction form
    26,009,871.80/39,014,807.70 = 16,939,945.40/x
  3. Step 3: Cross multiply
    26,009,871.80x = 39,014,807.70 × 16,939,945.40
  4. Step 4: Simplify right side
    26,009,871.80x = 660,908,712,229,499.62
  5. Step 5: Solve for x
    x = 660,908,712,229,499.62/26,009,871.80
  6. Step 6: Final answer
    x = 25,409,918.10

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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.