Home / 7,525,556.40-10,385,461.08-4,087,994.16

Finding the Fourth Proportional to 7,525,556.40, 10,385,461.08 and 4,087,994.16

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Solution

The fourth proportional to 7,525,556.40, 10,385,461.08 and 4,087,994.16 is: 5,641,536.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,525,556.40 : 10,385,461.08 = 4,087,994.16 : x
  2. Step 2: Convert to fraction form
    7,525,556.40/10,385,461.08 = 4,087,994.16/x
  3. Step 3: Cross multiply
    7,525,556.40x = 10,385,461.08 × 4,087,994.16
  4. Step 4: Simplify right side
    7,525,556.40x = 42,455,704,243,947.30
  5. Step 5: Solve for x
    x = 42,455,704,243,947.30/7,525,556.40
  6. Step 6: Final answer
    x = 5,641,536.92

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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.