Home / 8,860,666.20-13,290,999.30-4,829,587.80

Finding the Fourth Proportional to 8,860,666.20, 13,290,999.30 and 4,829,587.80

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Solution

The fourth proportional to 8,860,666.20, 13,290,999.30 and 4,829,587.80 is: 7,244,381.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860,666.20 : 13,290,999.30 = 4,829,587.80 : x
  2. Step 2: Convert to fraction form
    8,860,666.20/13,290,999.30 = 4,829,587.80/x
  3. Step 3: Cross multiply
    8,860,666.20x = 13,290,999.30 × 4,829,587.80
  4. Step 4: Simplify right side
    8,860,666.20x = 64,190,048,069,088.54
  5. Step 5: Solve for x
    x = 64,190,048,069,088.54/8,860,666.20
  6. Step 6: Final answer
    x = 7,244,381.70

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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.