Home / 14,113,420.80-19,483,364.64-9,465,505.92

Finding the Fourth Proportional to 14,113,420.80, 19,483,364.64 and 9,465,505.92

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Solution

The fourth proportional to 14,113,420.80, 19,483,364.64 and 9,465,505.92 is: 13,066,988.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,113,420.80 : 19,483,364.64 = 9,465,505.92 : x
  2. Step 2: Convert to fraction form
    14,113,420.80/19,483,364.64 = 9,465,505.92/x
  3. Step 3: Cross multiply
    14,113,420.80x = 19,483,364.64 × 9,465,505.92
  4. Step 4: Simplify right side
    14,113,420.80x = 184,419,903,341,438.69
  5. Step 5: Solve for x
    x = 184,419,903,341,438.69/14,113,420.80
  6. Step 6: Final answer
    x = 13,066,988.22

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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.