Home / 9,174,800.20-13,772,697.90-5,390,415.40

Finding the Fourth Proportional to 9,174,800.20, 13,772,697.90 and 5,390,415.40

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Solution

The fourth proportional to 9,174,800.20, 13,772,697.90 and 5,390,415.40 is: 8,091,790.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,174,800.20 : 13,772,697.90 = 5,390,415.40 : x
  2. Step 2: Convert to fraction form
    9,174,800.20/13,772,697.90 = 5,390,415.40/x
  3. Step 3: Cross multiply
    9,174,800.20x = 13,772,697.90 × 5,390,415.40
  4. Step 4: Simplify right side
    9,174,800.20x = 74,240,562,859,707.67
  5. Step 5: Solve for x
    x = 74,240,562,859,707.67/9,174,800.20
  6. Step 6: Final answer
    x = 8,091,790.69

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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.