Home / 8,348,045.40-12,521,455.74-2,666,744.28

Finding the Fourth Proportional to 8,348,045.40, 12,521,455.74 and 2,666,744.28

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Solution

The fourth proportional to 8,348,045.40, 12,521,455.74 and 2,666,744.28 is: 3,999,920.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,348,045.40 : 12,521,455.74 = 2,666,744.28 : x
  2. Step 2: Convert to fraction form
    8,348,045.40/12,521,455.74 = 2,666,744.28/x
  3. Step 3: Cross multiply
    8,348,045.40x = 12,521,455.74 × 2,666,744.28
  4. Step 4: Simplify right side
    8,348,045.40x = 33,391,520,471,918.16
  5. Step 5: Solve for x
    x = 33,391,520,471,918.16/8,348,045.40
  6. Step 6: Final answer
    x = 3,999,920.80

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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.