Home / 13,831,963.01-20,748,940.98-5,312,299.49

Finding the Fourth Proportional to 13,831,963.01, 20,748,940.98 and 5,312,299.49

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Solution

The fourth proportional to 13,831,963.01, 20,748,940.98 and 5,312,299.49 is: 7,968,831.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,831,963.01 : 20,748,940.98 = 5,312,299.49 : x
  2. Step 2: Convert to fraction form
    13,831,963.01/20,748,940.98 = 5,312,299.49/x
  3. Step 3: Cross multiply
    13,831,963.01x = 20,748,940.98 × 5,312,299.49
  4. Step 4: Simplify right side
    13,831,963.01x = 110,224,588,586,094.11
  5. Step 5: Solve for x
    x = 110,224,588,586,094.11/13,831,963.01
  6. Step 6: Final answer
    x = 7,968,831.94

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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.