Home / 59,431,900.50-89,153,959.16-20,570,288.92

Finding the Fourth Proportional to 59,431,900.50, 89,153,959.16 and 20,570,288.92

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Solution

The fourth proportional to 59,431,900.50, 89,153,959.16 and 20,570,288.92 is: 30,857,547.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,431,900.50 : 89,153,959.16 = 20,570,288.92 : x
  2. Step 2: Convert to fraction form
    59,431,900.50/89,153,959.16 = 20,570,288.92/x
  3. Step 3: Cross multiply
    59,431,900.50x = 89,153,959.16 × 20,570,288.92
  4. Step 4: Simplify right side
    59,431,900.50x = 1,833,922,698,283,080.50
  5. Step 5: Solve for x
    x = 1,833,922,698,283,080.50/59,431,900.50
  6. Step 6: Final answer
    x = 30,857,547.59

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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.