Home / 9,781,343.96-14,742,323.14-8,431,411.22

Finding the Fourth Proportional to 9,781,343.96, 14,742,323.14 and 8,431,411.22

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Solution

The fourth proportional to 9,781,343.96, 14,742,323.14 and 8,431,411.22 is: 12,707,720.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,781,343.96 : 14,742,323.14 = 8,431,411.22 : x
  2. Step 2: Convert to fraction form
    9,781,343.96/14,742,323.14 = 8,431,411.22/x
  3. Step 3: Cross multiply
    9,781,343.96x = 14,742,323.14 × 8,431,411.22
  4. Step 4: Simplify right side
    9,781,343.96x = 124,298,588,689,304.58
  5. Step 5: Solve for x
    x = 124,298,588,689,304.58/9,781,343.96
  6. Step 6: Final answer
    x = 12,707,720.86

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.