Home / 18,426,312.25-25,428,239.43-10,166,888.65

Finding the Fourth Proportional to 18,426,312.25, 25,428,239.43 and 10,166,888.65

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Solution

The fourth proportional to 18,426,312.25, 25,428,239.43 and 10,166,888.65 is: 14,030,266.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,426,312.25 : 25,428,239.43 = 10,166,888.65 : x
  2. Step 2: Convert to fraction form
    18,426,312.25/25,428,239.43 = 10,166,888.65/x
  3. Step 3: Cross multiply
    18,426,312.25x = 25,428,239.43 × 10,166,888.65
  4. Step 4: Simplify right side
    18,426,312.25x = 258,526,078,850,349.47
  5. Step 5: Solve for x
    x = 258,526,078,850,349.47/18,426,312.25
  6. Step 6: Final answer
    x = 14,030,266.90

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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.