Home / 11,020,128.40-16,525,867.20-4,193,075.80

Finding the Fourth Proportional to 11,020,128.40, 16,525,867.20 and 4,193,075.80

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Solution

The fourth proportional to 11,020,128.40, 16,525,867.20 and 4,193,075.80 is: 6,287,967.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,020,128.40 : 16,525,867.20 = 4,193,075.80 : x
  2. Step 2: Convert to fraction form
    11,020,128.40/16,525,867.20 = 4,193,075.80/x
  3. Step 3: Cross multiply
    11,020,128.40x = 16,525,867.20 × 4,193,075.80
  4. Step 4: Simplify right side
    11,020,128.40x = 69,294,213,830,333.75
  5. Step 5: Solve for x
    x = 69,294,213,830,333.75/11,020,128.40
  6. Step 6: Final answer
    x = 6,287,967.92

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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.