Home / 8,615,948.45-11,889,969.86-4,748,461.25

Finding the Fourth Proportional to 8,615,948.45, 11,889,969.86 and 4,748,461.25

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Solution

The fourth proportional to 8,615,948.45, 11,889,969.86 and 4,748,461.25 is: 6,552,855.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,615,948.45 : 11,889,969.86 = 4,748,461.25 : x
  2. Step 2: Convert to fraction form
    8,615,948.45/11,889,969.86 = 4,748,461.25/x
  3. Step 3: Cross multiply
    8,615,948.45x = 11,889,969.86 × 4,748,461.25
  4. Step 4: Simplify right side
    8,615,948.45x = 56,459,061,096,299.23
  5. Step 5: Solve for x
    x = 56,459,061,096,299.23/8,615,948.45
  6. Step 6: Final answer
    x = 6,552,855.03

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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.