Home / 7,391,130.60-10,199,551.72-4,127,849.60

Finding the Fourth Proportional to 7,391,130.60, 10,199,551.72 and 4,127,849.60

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Solution

The fourth proportional to 7,391,130.60, 10,199,551.72 and 4,127,849.60 is: 5,696,316.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391,130.60 : 10,199,551.72 = 4,127,849.60 : x
  2. Step 2: Convert to fraction form
    7,391,130.60/10,199,551.72 = 4,127,849.60/x
  3. Step 3: Cross multiply
    7,391,130.60x = 10,199,551.72 × 4,127,849.60
  4. Step 4: Simplify right side
    7,391,130.60x = 42,102,215,487,581.31
  5. Step 5: Solve for x
    x = 42,102,215,487,581.31/7,391,130.60
  6. Step 6: Final answer
    x = 5,696,316.00

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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.