Home / 14,077,962-19,427,587.56-7,639,434

Finding the Fourth Proportional to 14,077,962, 19,427,587.56 and 7,639,434

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Solution

The fourth proportional to 14,077,962, 19,427,587.56 and 7,639,434 is: 10,542,418.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,077,962 : 19,427,587.56 = 7,639,434 : x
  2. Step 2: Convert to fraction form
    14,077,962/19,427,587.56 = 7,639,434/x
  3. Step 3: Cross multiply
    14,077,962x = 19,427,587.56 × 7,639,434
  4. Step 4: Simplify right side
    14,077,962x = 148,415,772,943,841.03
  5. Step 5: Solve for x
    x = 148,415,772,943,841.03/14,077,962
  6. Step 6: Final answer
    x = 10,542,418.92

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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.