Home / 8,470,051.40-11,687,722.08-4,798,181.36

Finding the Fourth Proportional to 8,470,051.40, 11,687,722.08 and 4,798,181.36

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Solution

The fourth proportional to 8,470,051.40, 11,687,722.08 and 4,798,181.36 is: 6,620,952.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,470,051.40 : 11,687,722.08 = 4,798,181.36 : x
  2. Step 2: Convert to fraction form
    8,470,051.40/11,687,722.08 = 4,798,181.36/x
  3. Step 3: Cross multiply
    8,470,051.40x = 11,687,722.08 × 4,798,181.36
  4. Step 4: Simplify right side
    8,470,051.40x = 56,079,810,225,116.43
  5. Step 5: Solve for x
    x = 56,079,810,225,116.43/8,470,051.40
  6. Step 6: Final answer
    x = 6,620,952.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.