Home / 9,671,421.98-13,346,035.26-5,319,805.80

Finding the Fourth Proportional to 9,671,421.98, 13,346,035.26 and 5,319,805.80

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Solution

The fourth proportional to 9,671,421.98, 13,346,035.26 and 5,319,805.80 is: 7,341,042.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,671,421.98 : 13,346,035.26 = 5,319,805.80 : x
  2. Step 2: Convert to fraction form
    9,671,421.98/13,346,035.26 = 5,319,805.80/x
  3. Step 3: Cross multiply
    9,671,421.98x = 13,346,035.26 × 5,319,805.80
  4. Step 4: Simplify right side
    9,671,421.98x = 70,998,315,783,152.50
  5. Step 5: Solve for x
    x = 70,998,315,783,152.50/9,671,421.98
  6. Step 6: Final answer
    x = 7,341,042.09

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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.