Home / 15,527,058.19-21,426,465.91-8,557,714.62

Finding the Fourth Proportional to 15,527,058.19, 21,426,465.91 and 8,557,714.62

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Solution

The fourth proportional to 15,527,058.19, 21,426,465.91 and 8,557,714.62 is: 11,809,164.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,527,058.19 : 21,426,465.91 = 8,557,714.62 : x
  2. Step 2: Convert to fraction form
    15,527,058.19/21,426,465.91 = 8,557,714.62/x
  3. Step 3: Cross multiply
    15,527,058.19x = 21,426,465.91 × 8,557,714.62
  4. Step 4: Simplify right side
    15,527,058.19x = 183,361,580,572,938.59
  5. Step 5: Solve for x
    x = 183,361,580,572,938.59/15,527,058.19
  6. Step 6: Final answer
    x = 11,809,164.26

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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.