Home / 7,629,038.14-10,528,028.55-4,191,205.18

Finding the Fourth Proportional to 7,629,038.14, 10,528,028.55 and 4,191,205.18

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Solution

The fourth proportional to 7,629,038.14, 10,528,028.55 and 4,191,205.18 is: 5,783,838.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,629,038.14 : 10,528,028.55 = 4,191,205.18 : x
  2. Step 2: Convert to fraction form
    7,629,038.14/10,528,028.55 = 4,191,205.18/x
  3. Step 3: Cross multiply
    7,629,038.14x = 10,528,028.55 × 4,191,205.18
  4. Step 4: Simplify right side
    7,629,038.14x = 44,125,127,793,947.89
  5. Step 5: Solve for x
    x = 44,125,127,793,947.89/7,629,038.14
  6. Step 6: Final answer
    x = 5,783,838.93

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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.