Home / 22,712,000.40-34,020,761.40-18,932,864.40

Finding the Fourth Proportional to 22,712,000.40, 34,020,761.40 and 18,932,864.40

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Solution

The fourth proportional to 22,712,000.40, 34,020,761.40 and 18,932,864.40 is: 28,359,917.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,712,000.40 : 34,020,761.40 = 18,932,864.40 : x
  2. Step 2: Convert to fraction form
    22,712,000.40/34,020,761.40 = 18,932,864.40/x
  3. Step 3: Cross multiply
    22,712,000.40x = 34,020,761.40 × 18,932,864.40
  4. Step 4: Simplify right side
    22,712,000.40x = 644,110,462,370,954.12
  5. Step 5: Solve for x
    x = 644,110,462,370,954.12/22,712,000.40
  6. Step 6: Final answer
    x = 28,359,917.71

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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.