Home / 8,460,173.80-12,674,864.16-7,553,181.16

Finding the Fourth Proportional to 8,460,173.80, 12,674,864.16 and 7,553,181.16

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Solution

The fourth proportional to 8,460,173.80, 12,674,864.16 and 7,553,181.16 is: 11,316,025.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,460,173.80 : 12,674,864.16 = 7,553,181.16 : x
  2. Step 2: Convert to fraction form
    8,460,173.80/12,674,864.16 = 7,553,181.16/x
  3. Step 3: Cross multiply
    8,460,173.80x = 12,674,864.16 × 7,553,181.16
  4. Step 4: Simplify right side
    8,460,173.80x = 95,735,545,178,871.23
  5. Step 5: Solve for x
    x = 95,735,545,178,871.23/8,460,173.80
  6. Step 6: Final answer
    x = 11,316,025.82

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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.