Home / 12,603,624.80-18,905,437.20-4,084,822.40

Finding the Fourth Proportional to 12,603,624.80, 18,905,437.20 and 4,084,822.40

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Solution

The fourth proportional to 12,603,624.80, 18,905,437.20 and 4,084,822.40 is: 6,127,233.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,603,624.80 : 18,905,437.20 = 4,084,822.40 : x
  2. Step 2: Convert to fraction form
    12,603,624.80/18,905,437.20 = 4,084,822.40/x
  3. Step 3: Cross multiply
    12,603,624.80x = 18,905,437.20 × 4,084,822.40
  4. Step 4: Simplify right side
    12,603,624.80x = 77,225,353,356,353.28
  5. Step 5: Solve for x
    x = 77,225,353,356,353.28/12,603,624.80
  6. Step 6: Final answer
    x = 6,127,233.60

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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.