Home / 28,973,313.30-43,459,969.95-28,525,415.70

Finding the Fourth Proportional to 28,973,313.30, 43,459,969.95 and 28,525,415.70

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Solution

The fourth proportional to 28,973,313.30, 43,459,969.95 and 28,525,415.70 is: 42,788,123.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,973,313.30 : 43,459,969.95 = 28,525,415.70 : x
  2. Step 2: Convert to fraction form
    28,973,313.30/43,459,969.95 = 28,525,415.70/x
  3. Step 3: Cross multiply
    28,973,313.30x = 43,459,969.95 × 28,525,415.70
  4. Step 4: Simplify right side
    28,973,313.30x = 1,239,713,709,133,258.25
  5. Step 5: Solve for x
    x = 1,239,713,709,133,258.25/28,973,313.30
  6. Step 6: Final answer
    x = 42,788,123.55

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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.