Home / 25,693,009.50-38,524,123.95-8,178,001.74

Finding the Fourth Proportional to 25,693,009.50, 38,524,123.95 and 8,178,001.74

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Solution

The fourth proportional to 25,693,009.50, 38,524,123.95 and 8,178,001.74 is: 12,262,103.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,693,009.50 : 38,524,123.95 = 8,178,001.74 : x
  2. Step 2: Convert to fraction form
    25,693,009.50/38,524,123.95 = 8,178,001.74/x
  3. Step 3: Cross multiply
    25,693,009.50x = 38,524,123.95 × 8,178,001.74
  4. Step 4: Simplify right side
    25,693,009.50x = 315,050,352,695,075.69
  5. Step 5: Solve for x
    x = 315,050,352,695,075.69/25,693,009.50
  6. Step 6: Final answer
    x = 12,262,103.93

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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.