Home / 9,018,765.97-12,437,860.95-7,032,393.92

Finding the Fourth Proportional to 9,018,765.97, 12,437,860.95 and 7,032,393.92

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Solution

The fourth proportional to 9,018,765.97, 12,437,860.95 and 7,032,393.92 is: 9,698,437.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,018,765.97 : 12,437,860.95 = 7,032,393.92 : x
  2. Step 2: Convert to fraction form
    9,018,765.97/12,437,860.95 = 7,032,393.92/x
  3. Step 3: Cross multiply
    9,018,765.97x = 12,437,860.95 × 7,032,393.92
  4. Step 4: Simplify right side
    9,018,765.97x = 87,467,937,753,680.08
  5. Step 5: Solve for x
    x = 87,467,937,753,680.08/9,018,765.97
  6. Step 6: Final answer
    x = 9,698,437.47

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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.