Home / 9,101,075.68-12,559,409.76-4,971,109.42

Finding the Fourth Proportional to 9,101,075.68, 12,559,409.76 and 4,971,109.42

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Solution

The fourth proportional to 9,101,075.68, 12,559,409.76 and 4,971,109.42 is: 6,860,090.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,101,075.68 : 12,559,409.76 = 4,971,109.42 : x
  2. Step 2: Convert to fraction form
    9,101,075.68/12,559,409.76 = 4,971,109.42/x
  3. Step 3: Cross multiply
    9,101,075.68x = 12,559,409.76 × 4,971,109.42
  4. Step 4: Simplify right side
    9,101,075.68x = 62,434,200,167,575.94
  5. Step 5: Solve for x
    x = 62,434,200,167,575.94/9,101,075.68
  6. Step 6: Final answer
    x = 6,860,090.21

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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.