Home / 8,403,635.89-11,596,860.05-5,140,210.89

Finding the Fourth Proportional to 8,403,635.89, 11,596,860.05 and 5,140,210.89

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Solution

The fourth proportional to 8,403,635.89, 11,596,860.05 and 5,140,210.89 is: 7,093,394.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,403,635.89 : 11,596,860.05 = 5,140,210.89 : x
  2. Step 2: Convert to fraction form
    8,403,635.89/11,596,860.05 = 5,140,210.89/x
  3. Step 3: Cross multiply
    8,403,635.89x = 11,596,860.05 × 5,140,210.89
  4. Step 4: Simplify right side
    8,403,635.89x = 59,610,306,336,603.11
  5. Step 5: Solve for x
    x = 59,610,306,336,603.11/8,403,635.89
  6. Step 6: Final answer
    x = 7,093,394.71

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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.