Home / 51,842,359.40-77,763,539.10-39,749,124.20

Finding the Fourth Proportional to 51,842,359.40, 77,763,539.10 and 39,749,124.20

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Solution

The fourth proportional to 51,842,359.40, 77,763,539.10 and 39,749,124.20 is: 59,623,686.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,842,359.40 : 77,763,539.10 = 39,749,124.20 : x
  2. Step 2: Convert to fraction form
    51,842,359.40/77,763,539.10 = 39,749,124.20/x
  3. Step 3: Cross multiply
    51,842,359.40x = 77,763,539.10 × 39,749,124.20
  4. Step 4: Simplify right side
    51,842,359.40x = 3,091,032,573,917,456
  5. Step 5: Solve for x
    x = 3,091,032,573,917,456/51,842,359.40
  6. Step 6: Final answer
    x = 59,623,686.30

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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.