Home / 56,097,763.20-84,146,644.80-53,830,281.60

Finding the Fourth Proportional to 56,097,763.20, 84,146,644.80 and 53,830,281.60

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Solution

The fourth proportional to 56,097,763.20, 84,146,644.80 and 53,830,281.60 is: 80,745,422.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,097,763.20 : 84,146,644.80 = 53,830,281.60 : x
  2. Step 2: Convert to fraction form
    56,097,763.20/84,146,644.80 = 53,830,281.60/x
  3. Step 3: Cross multiply
    56,097,763.20x = 84,146,644.80 × 53,830,281.60
  4. Step 4: Simplify right side
    56,097,763.20x = 4,529,637,585,279,176
  5. Step 5: Solve for x
    x = 4,529,637,585,279,176/56,097,763.20
  6. Step 6: Final answer
    x = 80,745,422.40

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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.