Home / 9,931,662.80-14,897,494.20-8,860,907.60

Finding the Fourth Proportional to 9,931,662.80, 14,897,494.20 and 8,860,907.60

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Solution

The fourth proportional to 9,931,662.80, 14,897,494.20 and 8,860,907.60 is: 13,291,361.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,931,662.80 : 14,897,494.20 = 8,860,907.60 : x
  2. Step 2: Convert to fraction form
    9,931,662.80/14,897,494.20 = 8,860,907.60/x
  3. Step 3: Cross multiply
    9,931,662.80x = 14,897,494.20 × 8,860,907.60
  4. Step 4: Simplify right side
    9,931,662.80x = 132,005,319,577,735.91
  5. Step 5: Solve for x
    x = 132,005,319,577,735.91/9,931,662.80
  6. Step 6: Final answer
    x = 13,291,361.40

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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.