Home / 52,708,280.12-72,736,920.44-30,373,060.86

Finding the Fourth Proportional to 52,708,280.12, 72,736,920.44 and 30,373,060.86

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Solution

The fourth proportional to 52,708,280.12, 72,736,920.44 and 30,373,060.86 is: 41,914,532.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,708,280.12 : 72,736,920.44 = 30,373,060.86 : x
  2. Step 2: Convert to fraction form
    52,708,280.12/72,736,920.44 = 30,373,060.86/x
  3. Step 3: Cross multiply
    52,708,280.12x = 72,736,920.44 × 30,373,060.86
  4. Step 4: Simplify right side
    52,708,280.12x = 2,209,242,911,293,097.75
  5. Step 5: Solve for x
    x = 2,209,242,911,293,097.75/52,708,280.12
  6. Step 6: Final answer
    x = 41,914,532.33

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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.