Home / 13,775,145.33-19,009,875.44-7,580,905.23

Finding the Fourth Proportional to 13,775,145.33, 19,009,875.44 and 7,580,905.23

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Solution

The fourth proportional to 13,775,145.33, 19,009,875.44 and 7,580,905.23 is: 10,461,745.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,775,145.33 : 19,009,875.44 = 7,580,905.23 : x
  2. Step 2: Convert to fraction form
    13,775,145.33/19,009,875.44 = 7,580,905.23/x
  3. Step 3: Cross multiply
    13,775,145.33x = 19,009,875.44 × 7,580,905.23
  4. Step 4: Simplify right side
    13,775,145.33x = 144,112,064,163,696.81
  5. Step 5: Solve for x
    x = 144,112,064,163,696.81/13,775,145.33
  6. Step 6: Final answer
    x = 10,461,745.46

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1.5x scale

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.