Home / 43,666,095.60-65,420,411.40-20,896,801.20

Finding the Fourth Proportional to 43,666,095.60, 65,420,411.40 and 20,896,801.20

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Solution

The fourth proportional to 43,666,095.60, 65,420,411.40 and 20,896,801.20 is: 31,307,523.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,666,095.60 : 65,420,411.40 = 20,896,801.20 : x
  2. Step 2: Convert to fraction form
    43,666,095.60/65,420,411.40 = 20,896,801.20/x
  3. Step 3: Cross multiply
    43,666,095.60x = 65,420,411.40 × 20,896,801.20
  4. Step 4: Simplify right side
    43,666,095.60x = 1,367,077,331,448,013.50
  5. Step 5: Solve for x
    x = 1,367,077,331,448,013.50/43,666,095.60
  6. Step 6: Final answer
    x = 31,307,523.90

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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.