Home / 51,113,754.12-70,539,838.56-27,911,035.20

Finding the Fourth Proportional to 51,113,754.12, 70,539,838.56 and 27,911,035.20

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Solution

The fourth proportional to 51,113,754.12, 70,539,838.56 and 27,911,035.20 is: 38,518,789.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,113,754.12 : 70,539,838.56 = 27,911,035.20 : x
  2. Step 2: Convert to fraction form
    51,113,754.12/70,539,838.56 = 27,911,035.20/x
  3. Step 3: Cross multiply
    51,113,754.12x = 70,539,838.56 × 27,911,035.20
  4. Step 4: Simplify right side
    51,113,754.12x = 1,968,839,917,050,477.25
  5. Step 5: Solve for x
    x = 1,968,839,917,050,477.25/51,113,754.12
  6. Step 6: Final answer
    x = 38,518,789.14

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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.