Home / 10,525,999.20-15,788,998.80-2,547,823.20

Finding the Fourth Proportional to 10,525,999.20, 15,788,998.80 and 2,547,823.20

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Solution

The fourth proportional to 10,525,999.20, 15,788,998.80 and 2,547,823.20 is: 3,821,734.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,525,999.20 : 15,788,998.80 = 2,547,823.20 : x
  2. Step 2: Convert to fraction form
    10,525,999.20/15,788,998.80 = 2,547,823.20/x
  3. Step 3: Cross multiply
    10,525,999.20x = 15,788,998.80 × 2,547,823.20
  4. Step 4: Simplify right side
    10,525,999.20x = 40,227,577,447,412.16
  5. Step 5: Solve for x
    x = 40,227,577,447,412.16/10,525,999.20
  6. Step 6: Final answer
    x = 3,821,734.80

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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.