Home / 12,904,817.23-19,357,225.85-4,818,424.37

Finding the Fourth Proportional to 12,904,817.23, 19,357,225.85 and 4,818,424.37

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Solution

The fourth proportional to 12,904,817.23, 19,357,225.85 and 4,818,424.37 is: 7,227,636.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,904,817.23 : 19,357,225.85 = 4,818,424.37 : x
  2. Step 2: Convert to fraction form
    12,904,817.23/19,357,225.85 = 4,818,424.37/x
  3. Step 3: Cross multiply
    12,904,817.23x = 19,357,225.85 × 4,818,424.37
  4. Step 4: Simplify right side
    12,904,817.23x = 93,271,328,768,274.67
  5. Step 5: Solve for x
    x = 93,271,328,768,274.67/12,904,817.23
  6. Step 6: Final answer
    x = 7,227,636.56

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Similar ratio
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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.