Home / 10,153,450.39-14,010,928.68-5,569,771.77

Finding the Fourth Proportional to 10,153,450.39, 14,010,928.68 and 5,569,771.77

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Solution

The fourth proportional to 10,153,450.39, 14,010,928.68 and 5,569,771.77 is: 7,685,828.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,153,450.39 : 14,010,928.68 = 5,569,771.77 : x
  2. Step 2: Convert to fraction form
    10,153,450.39/14,010,928.68 = 5,569,771.77/x
  3. Step 3: Cross multiply
    10,153,450.39x = 14,010,928.68 × 5,569,771.77
  4. Step 4: Simplify right side
    10,153,450.39x = 78,037,675,033,347.36
  5. Step 5: Solve for x
    x = 78,037,675,033,347.36/10,153,450.39
  6. Step 6: Final answer
    x = 7,685,828.17

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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.