Home / 15,243,217.04-21,035,095.26-8,627,663.54

Finding the Fourth Proportional to 15,243,217.04, 21,035,095.26 and 8,627,663.54

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Solution

The fourth proportional to 15,243,217.04, 21,035,095.26 and 8,627,663.54 is: 11,905,867.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,243,217.04 : 21,035,095.26 = 8,627,663.54 : x
  2. Step 2: Convert to fraction form
    15,243,217.04/21,035,095.26 = 8,627,663.54/x
  3. Step 3: Cross multiply
    15,243,217.04x = 21,035,095.26 × 8,627,663.54
  4. Step 4: Simplify right side
    15,243,217.04x = 181,483,724,435,128.81
  5. Step 5: Solve for x
    x = 181,483,724,435,128.81/15,243,217.04
  6. Step 6: Final answer
    x = 11,905,867.64

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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.