Home / 7,513,087.20-10,368,065.52-4,075,317.60

Finding the Fourth Proportional to 7,513,087.20, 10,368,065.52 and 4,075,317.60

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Solution

The fourth proportional to 7,513,087.20, 10,368,065.52 and 4,075,317.60 is: 5,623,941.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,513,087.20 : 10,368,065.52 = 4,075,317.60 : x
  2. Step 2: Convert to fraction form
    7,513,087.20/10,368,065.52 = 4,075,317.60/x
  3. Step 3: Cross multiply
    7,513,087.20x = 10,368,065.52 × 4,075,317.60
  4. Step 4: Simplify right side
    7,513,087.20x = 42,253,159,891,609.15
  5. Step 5: Solve for x
    x = 42,253,159,891,609.15/7,513,087.20
  6. Step 6: Final answer
    x = 5,623,941.10

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Double scale
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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.