Home / 14,889,750.24-20,547,407.72-8,274,316.32

Finding the Fourth Proportional to 14,889,750.24, 20,547,407.72 and 8,274,316.32

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Solution

The fourth proportional to 14,889,750.24, 20,547,407.72 and 8,274,316.32 is: 11,418,307.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,889,750.24 : 20,547,407.72 = 8,274,316.32 : x
  2. Step 2: Convert to fraction form
    14,889,750.24/20,547,407.72 = 8,274,316.32/x
  3. Step 3: Cross multiply
    14,889,750.24x = 20,547,407.72 × 8,274,316.32
  4. Step 4: Simplify right side
    14,889,750.24x = 170,015,751,031,290
  5. Step 5: Solve for x
    x = 170,015,751,031,290/14,889,750.24
  6. Step 6: Final answer
    x = 11,418,307.78

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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.