Home / 37,357,812.80-56,036,719.20-11,801,405.60

Finding the Fourth Proportional to 37,357,812.80, 56,036,719.20 and 11,801,405.60

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Solution

The fourth proportional to 37,357,812.80, 56,036,719.20 and 11,801,405.60 is: 17,702,108.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,357,812.80 : 56,036,719.20 = 11,801,405.60 : x
  2. Step 2: Convert to fraction form
    37,357,812.80/56,036,719.20 = 11,801,405.60/x
  3. Step 3: Cross multiply
    37,357,812.80x = 56,036,719.20 × 11,801,405.60
  4. Step 4: Simplify right side
    37,357,812.80x = 661,312,051,772,507.50
  5. Step 5: Solve for x
    x = 661,312,051,772,507.50/37,357,812.80
  6. Step 6: Final answer
    x = 17,702,108.40

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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.