Home / 14,208,643.44-19,609,723.80-9,317,980.08

Finding the Fourth Proportional to 14,208,643.44, 19,609,723.80 and 9,317,980.08

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Solution

The fourth proportional to 14,208,643.44, 19,609,723.80 and 9,317,980.08 is: 12,859,990.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,208,643.44 : 19,609,723.80 = 9,317,980.08 : x
  2. Step 2: Convert to fraction form
    14,208,643.44/19,609,723.80 = 9,317,980.08/x
  3. Step 3: Cross multiply
    14,208,643.44x = 19,609,723.80 × 9,317,980.08
  4. Step 4: Simplify right side
    14,208,643.44x = 182,723,015,742,701.91
  5. Step 5: Solve for x
    x = 182,723,015,742,701.91/14,208,643.44
  6. Step 6: Final answer
    x = 12,859,990.22

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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.