Home / 9,513,225.12-13,124,513.52-5,436,657.12

Finding the Fourth Proportional to 9,513,225.12, 13,124,513.52 and 5,436,657.12

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Solution

The fourth proportional to 9,513,225.12, 13,124,513.52 and 5,436,657.12 is: 7,500,451.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,513,225.12 : 13,124,513.52 = 5,436,657.12 : x
  2. Step 2: Convert to fraction form
    9,513,225.12/13,124,513.52 = 5,436,657.12/x
  3. Step 3: Cross multiply
    9,513,225.12x = 13,124,513.52 × 5,436,657.12
  4. Step 4: Simplify right side
    9,513,225.12x = 71,353,479,875,044.27
  5. Step 5: Solve for x
    x = 71,353,479,875,044.27/9,513,225.12
  6. Step 6: Final answer
    x = 7,500,451.11

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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.