Home / 20,048,398-27,666,804.20-10,881,038.32

Finding the Fourth Proportional to 20,048,398, 27,666,804.20 and 10,881,038.32

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Solution

The fourth proportional to 20,048,398, 27,666,804.20 and 10,881,038.32 is: 15,015,841.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,048,398 : 27,666,804.20 = 10,881,038.32 : x
  2. Step 2: Convert to fraction form
    20,048,398/27,666,804.20 = 10,881,038.32/x
  3. Step 3: Cross multiply
    20,048,398x = 27,666,804.20 × 10,881,038.32
  4. Step 4: Simplify right side
    20,048,398x = 301,043,556,692,136.94
  5. Step 5: Solve for x
    x = 301,043,556,692,136.94/20,048,398
  6. Step 6: Final answer
    x = 15,015,841.00

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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.