Home / 13,097,346-18,075,292.76-7,592,142.12

Finding the Fourth Proportional to 13,097,346, 18,075,292.76 and 7,592,142.12

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Solution

The fourth proportional to 13,097,346, 18,075,292.76 and 7,592,142.12 is: 10,477,709.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,097,346 : 18,075,292.76 = 7,592,142.12 : x
  2. Step 2: Convert to fraction form
    13,097,346/18,075,292.76 = 7,592,142.12/x
  3. Step 3: Cross multiply
    13,097,346x = 18,075,292.76 × 7,592,142.12
  4. Step 4: Simplify right side
    13,097,346x = 137,230,191,456,566.33
  5. Step 5: Solve for x
    x = 137,230,191,456,566.33/13,097,346
  6. Step 6: Final answer
    x = 10,477,709.87

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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.