Home / 9,642,100.42-13,306,482.22-5,291,342.43

Finding the Fourth Proportional to 9,642,100.42, 13,306,482.22 and 5,291,342.43

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Solution

The fourth proportional to 9,642,100.42, 13,306,482.22 and 5,291,342.43 is: 7,302,263.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,642,100.42 : 13,306,482.22 = 5,291,342.43 : x
  2. Step 2: Convert to fraction form
    9,642,100.42/13,306,482.22 = 5,291,342.43/x
  3. Step 3: Cross multiply
    9,642,100.42x = 13,306,482.22 × 5,291,342.43
  4. Step 4: Simplify right side
    9,642,100.42x = 70,409,153,918,232.03
  5. Step 5: Solve for x
    x = 70,409,153,918,232.03/9,642,100.42
  6. Step 6: Final answer
    x = 7,302,263.08

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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.