Home / 46,872,002.80-70,308,004.20-12,328,337.80

Finding the Fourth Proportional to 46,872,002.80, 70,308,004.20 and 12,328,337.80

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Solution

The fourth proportional to 46,872,002.80, 70,308,004.20 and 12,328,337.80 is: 18,492,506.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,872,002.80 : 70,308,004.20 = 12,328,337.80 : x
  2. Step 2: Convert to fraction form
    46,872,002.80/70,308,004.20 = 12,328,337.80/x
  3. Step 3: Cross multiply
    46,872,002.80x = 70,308,004.20 × 12,328,337.80
  4. Step 4: Simplify right side
    46,872,002.80x = 866,780,825,821,418.88
  5. Step 5: Solve for x
    x = 866,780,825,821,418.88/46,872,002.80
  6. Step 6: Final answer
    x = 18,492,506.70

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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.