Home / 8,905,272.03-12,289,299.08-4,830,891.03

Finding the Fourth Proportional to 8,905,272.03, 12,289,299.08 and 4,830,891.03

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Solution

The fourth proportional to 8,905,272.03, 12,289,299.08 and 4,830,891.03 is: 6,666,642.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905,272.03 : 12,289,299.08 = 4,830,891.03 : x
  2. Step 2: Convert to fraction form
    8,905,272.03/12,289,299.08 = 4,830,891.03/x
  3. Step 3: Cross multiply
    8,905,272.03x = 12,289,299.08 × 4,830,891.03
  4. Step 4: Simplify right side
    8,905,272.03x = 59,368,264,666,404.80
  5. Step 5: Solve for x
    x = 59,368,264,666,404.80/8,905,272.03
  6. Step 6: Final answer
    x = 6,666,642.46

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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.