Home / 19,701,002.80-29,551,504.20-12,103,332.40

Finding the Fourth Proportional to 19,701,002.80, 29,551,504.20 and 12,103,332.40

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Solution

The fourth proportional to 19,701,002.80, 29,551,504.20 and 12,103,332.40 is: 18,154,998.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,701,002.80 : 29,551,504.20 = 12,103,332.40 : x
  2. Step 2: Convert to fraction form
    19,701,002.80/29,551,504.20 = 12,103,332.40/x
  3. Step 3: Cross multiply
    19,701,002.80x = 29,551,504.20 × 12,103,332.40
  4. Step 4: Simplify right side
    19,701,002.80x = 357,671,678,252,596.06
  5. Step 5: Solve for x
    x = 357,671,678,252,596.06/19,701,002.80
  6. Step 6: Final answer
    x = 18,154,998.60

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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.