Home / 10,623,588.40-15,943,058.88-4,230,156.16

Finding the Fourth Proportional to 10,623,588.40, 15,943,058.88 and 4,230,156.16

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Solution

The fourth proportional to 10,623,588.40, 15,943,058.88 and 4,230,156.16 is: 6,348,290.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,623,588.40 : 15,943,058.88 = 4,230,156.16 : x
  2. Step 2: Convert to fraction form
    10,623,588.40/15,943,058.88 = 4,230,156.16/x
  3. Step 3: Cross multiply
    10,623,588.40x = 15,943,058.88 × 4,230,156.16
  4. Step 4: Simplify right side
    10,623,588.40x = 67,441,628,730,474.70
  5. Step 5: Solve for x
    x = 67,441,628,730,474.70/10,623,588.40
  6. Step 6: Final answer
    x = 6,348,290.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.