Home / 39,559,688.03-54,591,646.95-21,918,526.25

Finding the Fourth Proportional to 39,559,688.03, 54,591,646.95 and 21,918,526.25

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Solution

The fourth proportional to 39,559,688.03, 54,591,646.95 and 21,918,526.25 is: 30,247,165.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,559,688.03 : 54,591,646.95 = 21,918,526.25 : x
  2. Step 2: Convert to fraction form
    39,559,688.03/54,591,646.95 = 21,918,526.25/x
  3. Step 3: Cross multiply
    39,559,688.03x = 54,591,646.95 × 21,918,526.25
  4. Step 4: Simplify right side
    39,559,688.03x = 1,196,568,446,431,349.25
  5. Step 5: Solve for x
    x = 1,196,568,446,431,349.25/39,559,688.03
  6. Step 6: Final answer
    x = 30,247,165.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.