Home / 8,629,848.19-11,909,476.47-4,709,818.81

Finding the Fourth Proportional to 8,629,848.19, 11,909,476.47 and 4,709,818.81

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Solution

The fourth proportional to 8,629,848.19, 11,909,476.47 and 4,709,818.81 is: 6,499,706.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,629,848.19 : 11,909,476.47 = 4,709,818.81 : x
  2. Step 2: Convert to fraction form
    8,629,848.19/11,909,476.47 = 4,709,818.81/x
  3. Step 3: Cross multiply
    8,629,848.19x = 11,909,476.47 × 4,709,818.81
  4. Step 4: Simplify right side
    8,629,848.19x = 56,091,476,328,207.07
  5. Step 5: Solve for x
    x = 56,091,476,328,207.07/8,629,848.19
  6. Step 6: Final answer
    x = 6,499,706.03

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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.