Home / 9,018,766.23-12,437,861.29-7,032,394.18

Finding the Fourth Proportional to 9,018,766.23, 12,437,861.29 and 7,032,394.18

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Solution

The fourth proportional to 9,018,766.23, 12,437,861.29 and 7,032,394.18 is: 9,698,437.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,018,766.23 : 12,437,861.29 = 7,032,394.18 : x
  2. Step 2: Convert to fraction form
    9,018,766.23/12,437,861.29 = 7,032,394.18/x
  3. Step 3: Cross multiply
    9,018,766.23x = 12,437,861.29 × 7,032,394.18
  4. Step 4: Simplify right side
    9,018,766.23x = 87,467,943,347,443.28
  5. Step 5: Solve for x
    x = 87,467,943,347,443.28/9,018,766.23
  6. Step 6: Final answer
    x = 9,698,437.80

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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.