Home / 12,258,034.40-18,387,051.60-10,368,466.40

Finding the Fourth Proportional to 12,258,034.40, 18,387,051.60 and 10,368,466.40

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Solution

The fourth proportional to 12,258,034.40, 18,387,051.60 and 10,368,466.40 is: 15,552,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,258,034.40 : 18,387,051.60 = 10,368,466.40 : x
  2. Step 2: Convert to fraction form
    12,258,034.40/18,387,051.60 = 10,368,466.40/x
  3. Step 3: Cross multiply
    12,258,034.40x = 18,387,051.60 × 10,368,466.40
  4. Step 4: Simplify right side
    12,258,034.40x = 190,645,526,709,666.25
  5. Step 5: Solve for x
    x = 190,645,526,709,666.25/12,258,034.40
  6. Step 6: Final answer
    x = 15,552,699.60

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.