Home / 13,830,643.96-20,748,298.74-5,747,958.52

Finding the Fourth Proportional to 13,830,643.96, 20,748,298.74 and 5,747,958.52

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Solution

The fourth proportional to 13,830,643.96, 20,748,298.74 and 5,747,958.52 is: 8,622,907.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,830,643.96 : 20,748,298.74 = 5,747,958.52 : x
  2. Step 2: Convert to fraction form
    13,830,643.96/20,748,298.74 = 5,747,958.52/x
  3. Step 3: Cross multiply
    13,830,643.96x = 20,748,298.74 × 5,747,958.52
  4. Step 4: Simplify right side
    13,830,643.96x = 119,260,360,518,088.25
  5. Step 5: Solve for x
    x = 119,260,360,518,088.25/13,830,643.96
  6. Step 6: Final answer
    x = 8,622,907.28

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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.