Home / 8,724,464.10-12,038,001.30-5,284,706.76

Finding the Fourth Proportional to 8,724,464.10, 12,038,001.30 and 5,284,706.76

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Solution

The fourth proportional to 8,724,464.10, 12,038,001.30 and 5,284,706.76 is: 7,291,829.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,724,464.10 : 12,038,001.30 = 5,284,706.76 : x
  2. Step 2: Convert to fraction form
    8,724,464.10/12,038,001.30 = 5,284,706.76/x
  3. Step 3: Cross multiply
    8,724,464.10x = 12,038,001.30 × 5,284,706.76
  4. Step 4: Simplify right side
    8,724,464.10x = 63,617,306,846,998.79
  5. Step 5: Solve for x
    x = 63,617,306,846,998.79/8,724,464.10
  6. Step 6: Final answer
    x = 7,291,829.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.