Home / 13,077,148.08-18,046,181.76-7,570,756.32

Finding the Fourth Proportional to 13,077,148.08, 18,046,181.76 and 7,570,756.32

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Solution

The fourth proportional to 13,077,148.08, 18,046,181.76 and 7,570,756.32 is: 10,447,480.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,077,148.08 : 18,046,181.76 = 7,570,756.32 : x
  2. Step 2: Convert to fraction form
    13,077,148.08/18,046,181.76 = 7,570,756.32/x
  3. Step 3: Cross multiply
    13,077,148.08x = 18,046,181.76 × 7,570,756.32
  4. Step 4: Simplify right side
    13,077,148.08x = 136,623,244,611,388.73
  5. Step 5: Solve for x
    x = 136,623,244,611,388.73/13,077,148.08
  6. Step 6: Final answer
    x = 10,447,480.12

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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.