Home / 61,935,192.88-85,344,522.12-47,911,361.68

Finding the Fourth Proportional to 61,935,192.88, 85,344,522.12 and 47,911,361.68

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Solution

The fourth proportional to 61,935,192.88, 85,344,522.12 and 47,911,361.68 is: 66,020,174.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,935,192.88 : 85,344,522.12 = 47,911,361.68 : x
  2. Step 2: Convert to fraction form
    61,935,192.88/85,344,522.12 = 47,911,361.68/x
  3. Step 3: Cross multiply
    61,935,192.88x = 85,344,522.12 × 47,911,361.68
  4. Step 4: Simplify right side
    61,935,192.88x = 4,088,972,266,698,080.50
  5. Step 5: Solve for x
    x = 4,088,972,266,698,080.50/61,935,192.88
  6. Step 6: Final answer
    x = 66,020,174.90

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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.