Home / 59,821,662.12-89,732,482.93-18,909,820.81

Finding the Fourth Proportional to 59,821,662.12, 89,732,482.93 and 18,909,820.81

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Solution

The fourth proportional to 59,821,662.12, 89,732,482.93 and 18,909,820.81 is: 28,364,727.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,821,662.12 : 89,732,482.93 = 18,909,820.81 : x
  2. Step 2: Convert to fraction form
    59,821,662.12/89,732,482.93 = 18,909,820.81/x
  3. Step 3: Cross multiply
    59,821,662.12x = 89,732,482.93 × 18,909,820.81
  4. Step 4: Simplify right side
    59,821,662.12x = 1,696,825,173,042,683.75
  5. Step 5: Solve for x
    x = 1,696,825,173,042,683.75/59,821,662.12
  6. Step 6: Final answer
    x = 28,364,727.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.