Home / 34,979,260.80-52,398,032.40-19,815,477.60

Finding the Fourth Proportional to 34,979,260.80, 52,398,032.40 and 19,815,477.60

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Solution

The fourth proportional to 34,979,260.80, 52,398,032.40 and 19,815,477.60 is: 29,683,075.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,979,260.80 : 52,398,032.40 = 19,815,477.60 : x
  2. Step 2: Convert to fraction form
    34,979,260.80/52,398,032.40 = 19,815,477.60/x
  3. Step 3: Cross multiply
    34,979,260.80x = 52,398,032.40 × 19,815,477.60
  4. Step 4: Simplify right side
    34,979,260.80x = 1,038,292,037,306,274.25
  5. Step 5: Solve for x
    x = 1,038,292,037,306,274.25/34,979,260.80
  6. Step 6: Final answer
    x = 29,683,075.44

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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.