Home / 61,842,460.80-92,775,095.01-20,345,672.28

Finding the Fourth Proportional to 61,842,460.80, 92,775,095.01 and 20,345,672.28

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Solution

The fourth proportional to 61,842,460.80, 92,775,095.01 and 20,345,672.28 is: 30,522,260.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,842,460.80 : 92,775,095.01 = 20,345,672.28 : x
  2. Step 2: Convert to fraction form
    61,842,460.80/92,775,095.01 = 20,345,672.28/x
  3. Step 3: Cross multiply
    61,842,460.80x = 92,775,095.01 × 20,345,672.28
  4. Step 4: Simplify right side
    61,842,460.80x = 1,887,571,678,819,323.50
  5. Step 5: Solve for x
    x = 1,887,571,678,819,323.50/61,842,460.80
  6. Step 6: Final answer
    x = 30,522,260.18

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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.