Home / 9,893,898.47-13,657,392.98-9,620,870.66

Finding the Fourth Proportional to 9,893,898.47, 13,657,392.98 and 9,620,870.66

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Solution

The fourth proportional to 9,893,898.47, 13,657,392.98 and 9,620,870.66 is: 13,280,509.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,893,898.47 : 13,657,392.98 = 9,620,870.66 : x
  2. Step 2: Convert to fraction form
    9,893,898.47/13,657,392.98 = 9,620,870.66/x
  3. Step 3: Cross multiply
    9,893,898.47x = 13,657,392.98 × 9,620,870.66
  4. Step 4: Simplify right side
    9,893,898.47x = 131,396,011,332,335.78
  5. Step 5: Solve for x
    x = 131,396,011,332,335.78/9,893,898.47
  6. Step 6: Final answer
    x = 13,280,509.37

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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.