Home / 43,147,858.40-64,637,806.80-26,057,765.60

Finding the Fourth Proportional to 43,147,858.40, 64,637,806.80 and 26,057,765.60

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Solution

The fourth proportional to 43,147,858.40, 64,637,806.80 and 26,057,765.60 is: 39,035,930.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,147,858.40 : 64,637,806.80 = 26,057,765.60 : x
  2. Step 2: Convert to fraction form
    43,147,858.40/64,637,806.80 = 26,057,765.60/x
  3. Step 3: Cross multiply
    43,147,858.40x = 64,637,806.80 × 26,057,765.60
  4. Step 4: Simplify right side
    43,147,858.40x = 1,684,316,818,492,486
  5. Step 5: Solve for x
    x = 1,684,316,818,492,486/43,147,858.40
  6. Step 6: Final answer
    x = 39,035,930.89

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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.