Home / 10,196,129.68-14,071,030.20-5,549,690.12

Finding the Fourth Proportional to 10,196,129.68, 14,071,030.20 and 5,549,690.12

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Solution

The fourth proportional to 10,196,129.68, 14,071,030.20 and 5,549,690.12 is: 7,658,774.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,196,129.68 : 14,071,030.20 = 5,549,690.12 : x
  2. Step 2: Convert to fraction form
    10,196,129.68/14,071,030.20 = 5,549,690.12/x
  3. Step 3: Cross multiply
    10,196,129.68x = 14,071,030.20 × 5,549,690.12
  4. Step 4: Simplify right side
    10,196,129.68x = 78,089,857,232,775.52
  5. Step 5: Solve for x
    x = 78,089,857,232,775.52/10,196,129.68
  6. Step 6: Final answer
    x = 7,658,774.42

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.