Home / 12,950,577.80-19,425,866.70-3,973,963.40

Finding the Fourth Proportional to 12,950,577.80, 19,425,866.70 and 3,973,963.40

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Solution

The fourth proportional to 12,950,577.80, 19,425,866.70 and 3,973,963.40 is: 5,960,945.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,950,577.80 : 19,425,866.70 = 3,973,963.40 : x
  2. Step 2: Convert to fraction form
    12,950,577.80/19,425,866.70 = 3,973,963.40/x
  3. Step 3: Cross multiply
    12,950,577.80x = 19,425,866.70 × 3,973,963.40
  4. Step 4: Simplify right side
    12,950,577.80x = 77,197,683,279,078.78
  5. Step 5: Solve for x
    x = 77,197,683,279,078.78/12,950,577.80
  6. Step 6: Final answer
    x = 5,960,945.10

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1.5x scale

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.