Home / 8,326,876.60-11,487,570.99-5,574,450.77

Finding the Fourth Proportional to 8,326,876.60, 11,487,570.99 and 5,574,450.77

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Solution

The fourth proportional to 8,326,876.60, 11,487,570.99 and 5,574,450.77 is: 7,690,386.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,326,876.60 : 11,487,570.99 = 5,574,450.77 : x
  2. Step 2: Convert to fraction form
    8,326,876.60/11,487,570.99 = 5,574,450.77/x
  3. Step 3: Cross multiply
    8,326,876.60x = 11,487,570.99 × 5,574,450.77
  4. Step 4: Simplify right side
    8,326,876.60x = 64,036,898,950,635.16
  5. Step 5: Solve for x
    x = 64,036,898,950,635.16/8,326,876.60
  6. Step 6: Final answer
    x = 7,690,386.45

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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.