Home / 19,162,354.16-28,748,062.10-6,208,483.89

Finding the Fourth Proportional to 19,162,354.16, 28,748,062.10 and 6,208,483.89

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Solution

The fourth proportional to 19,162,354.16, 28,748,062.10 and 6,208,483.89 is: 9,314,193.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,162,354.16 : 28,748,062.10 = 6,208,483.89 : x
  2. Step 2: Convert to fraction form
    19,162,354.16/28,748,062.10 = 6,208,483.89/x
  3. Step 3: Cross multiply
    19,162,354.16x = 28,748,062.10 × 6,208,483.89
  4. Step 4: Simplify right side
    19,162,354.16x = 178,481,880,385,527.12
  5. Step 5: Solve for x
    x = 178,481,880,385,527.12/19,162,354.16
  6. Step 6: Final answer
    x = 9,314,193.81

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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.