Home / 10,651,503.40-15,945,762.30-10,028,645.80

Finding the Fourth Proportional to 10,651,503.40, 15,945,762.30 and 10,028,645.80

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Solution

The fourth proportional to 10,651,503.40, 15,945,762.30 and 10,028,645.80 is: 15,013,317.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,651,503.40 : 15,945,762.30 = 10,028,645.80 : x
  2. Step 2: Convert to fraction form
    10,651,503.40/15,945,762.30 = 10,028,645.80/x
  3. Step 3: Cross multiply
    10,651,503.40x = 15,945,762.30 × 10,028,645.80
  4. Step 4: Simplify right side
    10,651,503.40x = 159,914,402,117,693.34
  5. Step 5: Solve for x
    x = 159,914,402,117,693.34/10,651,503.40
  6. Step 6: Final answer
    x = 15,013,317.47

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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.