Home / 5,783,678.72-8,623,810.43-5,624,775.78

Finding the Fourth Proportional to 5,783,678.72, 8,623,810.43 and 5,624,775.78

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Solution

The fourth proportional to 5,783,678.72, 8,623,810.43 and 5,624,775.78 is: 8,386,876.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,783,678.72 : 8,623,810.43 = 5,624,775.78 : x
  2. Step 2: Convert to fraction form
    5,783,678.72/8,623,810.43 = 5,624,775.78/x
  3. Step 3: Cross multiply
    5,783,678.72x = 8,623,810.43 × 5,624,775.78
  4. Step 4: Simplify right side
    5,783,678.72x = 48,507,000,047,114.07
  5. Step 5: Solve for x
    x = 48,507,000,047,114.07/5,783,678.72
  6. Step 6: Final answer
    x = 8,386,876.65

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.