Home / 30,767,968.85-46,152,031.48-12,572,164.08

Finding the Fourth Proportional to 30,767,968.85, 46,152,031.48 and 12,572,164.08

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Solution

The fourth proportional to 30,767,968.85, 46,152,031.48 and 12,572,164.08 is: 18,858,278.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,767,968.85 : 46,152,031.48 = 12,572,164.08 : x
  2. Step 2: Convert to fraction form
    30,767,968.85/46,152,031.48 = 12,572,164.08/x
  3. Step 3: Cross multiply
    30,767,968.85x = 46,152,031.48 × 12,572,164.08
  4. Step 4: Simplify right side
    30,767,968.85x = 580,230,912,360,454.88
  5. Step 5: Solve for x
    x = 580,230,912,360,454.88/30,767,968.85
  6. Step 6: Final answer
    x = 18,858,278.08

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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.