Home / 14,534,187.50-20,057,631.53-8,340,368.40

Finding the Fourth Proportional to 14,534,187.50, 20,057,631.53 and 8,340,368.40

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Solution

The fourth proportional to 14,534,187.50, 20,057,631.53 and 8,340,368.40 is: 11,509,968.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,534,187.50 : 20,057,631.53 = 8,340,368.40 : x
  2. Step 2: Convert to fraction form
    14,534,187.50/20,057,631.53 = 8,340,368.40/x
  3. Step 3: Cross multiply
    14,534,187.50x = 20,057,631.53 × 8,340,368.40
  4. Step 4: Simplify right side
    14,534,187.50x = 167,288,036,149,953.81
  5. Step 5: Solve for x
    x = 167,288,036,149,953.81/14,534,187.50
  6. Step 6: Final answer
    x = 11,509,968.22

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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.