Home / 28,594,853.20-39,460,712.40-16,374,072.16

Finding the Fourth Proportional to 28,594,853.20, 39,460,712.40 and 16,374,072.16

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Solution

The fourth proportional to 28,594,853.20, 39,460,712.40 and 16,374,072.16 is: 22,596,113.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,594,853.20 : 39,460,712.40 = 16,374,072.16 : x
  2. Step 2: Convert to fraction form
    28,594,853.20/39,460,712.40 = 16,374,072.16/x
  3. Step 3: Cross multiply
    28,594,853.20x = 39,460,712.40 × 16,374,072.16
  4. Step 4: Simplify right side
    28,594,853.20x = 646,132,552,322,606.75
  5. Step 5: Solve for x
    x = 646,132,552,322,606.75/28,594,853.20
  6. Step 6: Final answer
    x = 22,596,113.64

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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.