Home / 52,271,133.08-72,134,223.30-29,065,761.81

Finding the Fourth Proportional to 52,271,133.08, 72,134,223.30 and 29,065,761.81

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Solution

The fourth proportional to 52,271,133.08, 72,134,223.30 and 29,065,761.81 is: 40,110,784.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,271,133.08 : 72,134,223.30 = 29,065,761.81 : x
  2. Step 2: Convert to fraction form
    52,271,133.08/72,134,223.30 = 29,065,761.81/x
  3. Step 3: Cross multiply
    52,271,133.08x = 72,134,223.30 × 29,065,761.81
  4. Step 4: Simplify right side
    52,271,133.08x = 2,096,636,152,787,152
  5. Step 5: Solve for x
    x = 2,096,636,152,787,152/52,271,133.08
  6. Step 6: Final answer
    x = 40,110,784.47

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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.