Home / 53,808,112.80-80,712,169.20-26,519,601.60

Finding the Fourth Proportional to 53,808,112.80, 80,712,169.20 and 26,519,601.60

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Solution

The fourth proportional to 53,808,112.80, 80,712,169.20 and 26,519,601.60 is: 39,779,402.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,808,112.80 : 80,712,169.20 = 26,519,601.60 : x
  2. Step 2: Convert to fraction form
    53,808,112.80/80,712,169.20 = 26,519,601.60/x
  3. Step 3: Cross multiply
    53,808,112.80x = 80,712,169.20 × 26,519,601.60
  4. Step 4: Simplify right side
    53,808,112.80x = 2,140,454,571,455,791
  5. Step 5: Solve for x
    x = 2,140,454,571,455,791/53,808,112.80
  6. Step 6: Final answer
    x = 39,779,402.40

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1.5x scale

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.