Home / 13,092,871.68-18,070,361.55-7,589,688.93

Finding the Fourth Proportional to 13,092,871.68, 18,070,361.55 and 7,589,688.93

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Solution

The fourth proportional to 13,092,871.68, 18,070,361.55 and 7,589,688.93 is: 10,475,045.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,092,871.68 : 18,070,361.55 = 7,589,688.93 : x
  2. Step 2: Convert to fraction form
    13,092,871.68/18,070,361.55 = 7,589,688.93/x
  3. Step 3: Cross multiply
    13,092,871.68x = 18,070,361.55 × 7,589,688.93
  4. Step 4: Simplify right side
    13,092,871.68x = 137,148,423,017,132.64
  5. Step 5: Solve for x
    x = 137,148,423,017,132.64/13,092,871.68
  6. Step 6: Final answer
    x = 10,475,045.23

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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.