Home / 35,479,541.36-48,958,834.56-20,013,427.28

Finding the Fourth Proportional to 35,479,541.36, 48,958,834.56 and 20,013,427.28

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Solution

The fourth proportional to 35,479,541.36, 48,958,834.56 and 20,013,427.28 is: 27,616,875.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,479,541.36 : 48,958,834.56 = 20,013,427.28 : x
  2. Step 2: Convert to fraction form
    35,479,541.36/48,958,834.56 = 20,013,427.28/x
  3. Step 3: Cross multiply
    35,479,541.36x = 48,958,834.56 × 20,013,427.28
  4. Step 4: Simplify right side
    35,479,541.36x = 979,834,075,180,110.88
  5. Step 5: Solve for x
    x = 979,834,075,180,110.88/35,479,541.36
  6. Step 6: Final answer
    x = 27,616,875.46

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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.