Home / 7,692,181.20-11,538,271.80-3,710,869.20

Finding the Fourth Proportional to 7,692,181.20, 11,538,271.80 and 3,710,869.20

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Solution

The fourth proportional to 7,692,181.20, 11,538,271.80 and 3,710,869.20 is: 5,566,303.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,692,181.20 : 11,538,271.80 = 3,710,869.20 : x
  2. Step 2: Convert to fraction form
    7,692,181.20/11,538,271.80 = 3,710,869.20/x
  3. Step 3: Cross multiply
    7,692,181.20x = 11,538,271.80 × 3,710,869.20
  4. Step 4: Simplify right side
    7,692,181.20x = 42,817,017,443,848.56
  5. Step 5: Solve for x
    x = 42,817,017,443,848.56/7,692,181.20
  6. Step 6: Final answer
    x = 5,566,303.80

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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.