Home / 9,157,525.80-12,637,434.42-5,721,759.60

Finding the Fourth Proportional to 9,157,525.80, 12,637,434.42 and 5,721,759.60

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Solution

The fourth proportional to 9,157,525.80, 12,637,434.42 and 5,721,759.60 is: 7,896,058.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,157,525.80 : 12,637,434.42 = 5,721,759.60 : x
  2. Step 2: Convert to fraction form
    9,157,525.80/12,637,434.42 = 5,721,759.60/x
  3. Step 3: Cross multiply
    9,157,525.80x = 12,637,434.42 × 5,721,759.60
  4. Step 4: Simplify right side
    9,157,525.80x = 72,308,361,712,005.42
  5. Step 5: Solve for x
    x = 72,308,361,712,005.42/9,157,525.80
  6. Step 6: Final answer
    x = 7,896,058.75

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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.