Home / 15,742,630.40-23,613,945.60-5,105,062.40

Finding the Fourth Proportional to 15,742,630.40, 23,613,945.60 and 5,105,062.40

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Solution

The fourth proportional to 15,742,630.40, 23,613,945.60 and 5,105,062.40 is: 7,657,593.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,742,630.40 : 23,613,945.60 = 5,105,062.40 : x
  2. Step 2: Convert to fraction form
    15,742,630.40/23,613,945.60 = 5,105,062.40/x
  3. Step 3: Cross multiply
    15,742,630.40x = 23,613,945.60 × 5,105,062.40
  4. Step 4: Simplify right side
    15,742,630.40x = 120,550,665,798,205.45
  5. Step 5: Solve for x
    x = 120,550,665,798,205.45/15,742,630.40
  6. Step 6: Final answer
    x = 7,657,593.60

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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.