Home / 9,089,421.28-12,547,946.82-5,652,769.48

Finding the Fourth Proportional to 9,089,421.28, 12,547,946.82 and 5,652,769.48

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Solution

The fourth proportional to 9,089,421.28, 12,547,946.82 and 5,652,769.48 is: 7,803,648.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089,421.28 : 12,547,946.82 = 5,652,769.48 : x
  2. Step 2: Convert to fraction form
    9,089,421.28/12,547,946.82 = 5,652,769.48/x
  3. Step 3: Cross multiply
    9,089,421.28x = 12,547,946.82 × 5,652,769.48
  4. Step 4: Simplify right side
    9,089,421.28x = 70,930,650,810,587.08
  5. Step 5: Solve for x
    x = 70,930,650,810,587.08/9,089,421.28
  6. Step 6: Final answer
    x = 7,803,648.73

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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.