Home / 8,802,904.59-12,133,971.81-6,939,281.22

Finding the Fourth Proportional to 8,802,904.59, 12,133,971.81 and 6,939,281.22

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Solution

The fourth proportional to 8,802,904.59, 12,133,971.81 and 6,939,281.22 is: 9,565,143.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,802,904.59 : 12,133,971.81 = 6,939,281.22 : x
  2. Step 2: Convert to fraction form
    8,802,904.59/12,133,971.81 = 6,939,281.22/x
  3. Step 3: Cross multiply
    8,802,904.59x = 12,133,971.81 × 6,939,281.22
  4. Step 4: Simplify right side
    8,802,904.59x = 84,201,042,705,142.41
  5. Step 5: Solve for x
    x = 84,201,042,705,142.41/8,802,904.59
  6. Step 6: Final answer
    x = 9,565,143.17

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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.