Home / 30,591,075.92-45,886,409.72-12,395,002.64

Finding the Fourth Proportional to 30,591,075.92, 45,886,409.72 and 12,395,002.64

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Solution

The fourth proportional to 30,591,075.92, 45,886,409.72 and 12,395,002.64 is: 18,592,421.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,591,075.92 : 45,886,409.72 = 12,395,002.64 : x
  2. Step 2: Convert to fraction form
    30,591,075.92/45,886,409.72 = 12,395,002.64/x
  3. Step 3: Cross multiply
    30,591,075.92x = 45,886,409.72 × 12,395,002.64
  4. Step 4: Simplify right side
    30,591,075.92x = 568,762,169,619,521.62
  5. Step 5: Solve for x
    x = 568,762,169,619,521.62/30,591,075.92
  6. Step 6: Final answer
    x = 18,592,421.24

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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.