Home / 55,776,777.60-83,665,166.40-19,862,025.60

Finding the Fourth Proportional to 55,776,777.60, 83,665,166.40 and 19,862,025.60

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Solution

The fourth proportional to 55,776,777.60, 83,665,166.40 and 19,862,025.60 is: 29,793,038.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,776,777.60 : 83,665,166.40 = 19,862,025.60 : x
  2. Step 2: Convert to fraction form
    55,776,777.60/83,665,166.40 = 19,862,025.60/x
  3. Step 3: Cross multiply
    55,776,777.60x = 83,665,166.40 × 19,862,025.60
  4. Step 4: Simplify right side
    55,776,777.60x = 1,661,759,676,865,060
  5. Step 5: Solve for x
    x = 1,661,759,676,865,060/55,776,777.60
  6. Step 6: Final answer
    x = 29,793,038.40

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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.