Home / 47,299,172.40-70,948,758.60-12,755,507.40

Finding the Fourth Proportional to 47,299,172.40, 70,948,758.60 and 12,755,507.40

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Solution

The fourth proportional to 47,299,172.40, 70,948,758.60 and 12,755,507.40 is: 19,133,261.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,299,172.40 : 70,948,758.60 = 12,755,507.40 : x
  2. Step 2: Convert to fraction form
    47,299,172.40/70,948,758.60 = 12,755,507.40/x
  3. Step 3: Cross multiply
    47,299,172.40x = 70,948,758.60 × 12,755,507.40
  4. Step 4: Simplify right side
    47,299,172.40x = 904,987,415,343,113.62
  5. Step 5: Solve for x
    x = 904,987,415,343,113.62/47,299,172.40
  6. Step 6: Final answer
    x = 19,133,261.10

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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.