Home / 21,804,259.07-30,090,519.36-12,015,333.82

Finding the Fourth Proportional to 21,804,259.07, 30,090,519.36 and 12,015,333.82

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Solution

The fourth proportional to 21,804,259.07, 30,090,519.36 and 12,015,333.82 is: 16,581,514.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,804,259.07 : 30,090,519.36 = 12,015,333.82 : x
  2. Step 2: Convert to fraction form
    21,804,259.07/30,090,519.36 = 12,015,333.82/x
  3. Step 3: Cross multiply
    21,804,259.07x = 30,090,519.36 × 12,015,333.82
  4. Step 4: Simplify right side
    21,804,259.07x = 361,547,634,927,572.75
  5. Step 5: Solve for x
    x = 361,547,634,927,572.75/21,804,259.07
  6. Step 6: Final answer
    x = 16,581,514.37

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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.