Home / 43,167,500.80-64,749,753.60-10,819,686.40

Finding the Fourth Proportional to 43,167,500.80, 64,749,753.60 and 10,819,686.40

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Solution

The fourth proportional to 43,167,500.80, 64,749,753.60 and 10,819,686.40 is: 16,229,154.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,167,500.80 : 64,749,753.60 = 10,819,686.40 : x
  2. Step 2: Convert to fraction form
    43,167,500.80/64,749,753.60 = 10,819,686.40/x
  3. Step 3: Cross multiply
    43,167,500.80x = 64,749,753.60 × 10,819,686.40
  4. Step 4: Simplify right side
    43,167,500.80x = 700,572,028,429,271.12
  5. Step 5: Solve for x
    x = 700,572,028,429,271.12/43,167,500.80
  6. Step 6: Final answer
    x = 16,229,154.24

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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.