Home / 40,055,118.80-60,107,347.52-15,789,916.40

Finding the Fourth Proportional to 40,055,118.80, 60,107,347.52 and 15,789,916.40

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Solution

The fourth proportional to 40,055,118.80, 60,107,347.52 and 15,789,916.40 is: 23,694,599.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,055,118.80 : 60,107,347.52 = 15,789,916.40 : x
  2. Step 2: Convert to fraction form
    40,055,118.80/60,107,347.52 = 15,789,916.40/x
  3. Step 3: Cross multiply
    40,055,118.80x = 60,107,347.52 × 15,789,916.40
  4. Step 4: Simplify right side
    40,055,118.80x = 949,089,992,366,547.38
  5. Step 5: Solve for x
    x = 949,089,992,366,547.38/40,055,118.80
  6. Step 6: Final answer
    x = 23,694,599.36

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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.