Home / 26,712,901.80-40,069,352.70-15,942,364.20

Finding the Fourth Proportional to 26,712,901.80, 40,069,352.70 and 15,942,364.20

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Solution

The fourth proportional to 26,712,901.80, 40,069,352.70 and 15,942,364.20 is: 23,913,546.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,712,901.80 : 40,069,352.70 = 15,942,364.20 : x
  2. Step 2: Convert to fraction form
    26,712,901.80/40,069,352.70 = 15,942,364.20/x
  3. Step 3: Cross multiply
    26,712,901.80x = 40,069,352.70 × 15,942,364.20
  4. Step 4: Simplify right side
    26,712,901.80x = 638,800,214,001,653.38
  5. Step 5: Solve for x
    x = 638,800,214,001,653.38/26,712,901.80
  6. Step 6: Final answer
    x = 23,913,546.30

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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.