Home / 14,249,215-21,323,368.38-8,860,403.32

Finding the Fourth Proportional to 14,249,215, 21,323,368.38 and 8,860,403.32

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Solution

The fourth proportional to 14,249,215, 21,323,368.38 and 8,860,403.32 is: 13,259,231.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,249,215 : 21,323,368.38 = 8,860,403.32 : x
  2. Step 2: Convert to fraction form
    14,249,215/21,323,368.38 = 8,860,403.32/x
  3. Step 3: Cross multiply
    14,249,215x = 21,323,368.38 × 8,860,403.32
  4. Step 4: Simplify right side
    14,249,215x = 188,933,643,987,735.03
  5. Step 5: Solve for x
    x = 188,933,643,987,735.03/14,249,215
  6. Step 6: Final answer
    x = 13,259,231.75

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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.