Home / 13,323,582.30-19,958,801.40-7,637,163.60

Finding the Fourth Proportional to 13,323,582.30, 19,958,801.40 and 7,637,163.60

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Solution

The fourth proportional to 13,323,582.30, 19,958,801.40 and 7,637,163.60 is: 11,440,514.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,323,582.30 : 19,958,801.40 = 7,637,163.60 : x
  2. Step 2: Convert to fraction form
    13,323,582.30/19,958,801.40 = 7,637,163.60/x
  3. Step 3: Cross multiply
    13,323,582.30x = 19,958,801.40 × 7,637,163.60
  4. Step 4: Simplify right side
    13,323,582.30x = 152,428,631,551,709.03
  5. Step 5: Solve for x
    x = 152,428,631,551,709.03/13,323,582.30
  6. Step 6: Final answer
    x = 11,440,514.13

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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.