Home / 10,450,128.58-14,421,210.84-5,803,912.78

Finding the Fourth Proportional to 10,450,128.58, 14,421,210.84 and 5,803,912.78

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Solution

The fourth proportional to 10,450,128.58, 14,421,210.84 and 5,803,912.78 is: 8,009,418.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,450,128.58 : 14,421,210.84 = 5,803,912.78 : x
  2. Step 2: Convert to fraction form
    10,450,128.58/14,421,210.84 = 5,803,912.78/x
  3. Step 3: Cross multiply
    10,450,128.58x = 14,421,210.84 × 5,803,912.78
  4. Step 4: Simplify right side
    10,450,128.58x = 83,699,449,897,350.53
  5. Step 5: Solve for x
    x = 83,699,449,897,350.53/10,450,128.58
  6. Step 6: Final answer
    x = 8,009,418.19

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1.5x scale

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.