Home / 12,849,793.80-19,274,690.70-12,282,923.40

Finding the Fourth Proportional to 12,849,793.80, 19,274,690.70 and 12,282,923.40

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Solution

The fourth proportional to 12,849,793.80, 19,274,690.70 and 12,282,923.40 is: 18,424,385.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,849,793.80 : 19,274,690.70 = 12,282,923.40 : x
  2. Step 2: Convert to fraction form
    12,849,793.80/19,274,690.70 = 12,282,923.40/x
  3. Step 3: Cross multiply
    12,849,793.80x = 19,274,690.70 × 12,282,923.40
  4. Step 4: Simplify right side
    12,849,793.80x = 236,749,549,426,792.38
  5. Step 5: Solve for x
    x = 236,749,549,426,792.38/12,849,793.80
  6. Step 6: Final answer
    x = 18,424,385.10

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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.