Home / 8,688,100.08-11,989,394.64-4,820,538

Finding the Fourth Proportional to 8,688,100.08, 11,989,394.64 and 4,820,538

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Solution

The fourth proportional to 8,688,100.08, 11,989,394.64 and 4,820,538 is: 6,652,240.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,688,100.08 : 11,989,394.64 = 4,820,538 : x
  2. Step 2: Convert to fraction form
    8,688,100.08/11,989,394.64 = 4,820,538/x
  3. Step 3: Cross multiply
    8,688,100.08x = 11,989,394.64 × 4,820,538
  4. Step 4: Simplify right side
    8,688,100.08x = 57,795,332,459,116.32
  5. Step 5: Solve for x
    x = 57,795,332,459,116.32/8,688,100.08
  6. Step 6: Final answer
    x = 6,652,240.64

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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.