Home / 13,051,248.94-18,010,112.43-7,250,384.53

Finding the Fourth Proportional to 13,051,248.94, 18,010,112.43 and 7,250,384.53

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Solution

The fourth proportional to 13,051,248.94, 18,010,112.43 and 7,250,384.53 is: 10,005,191.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,051,248.94 : 18,010,112.43 = 7,250,384.53 : x
  2. Step 2: Convert to fraction form
    13,051,248.94/18,010,112.43 = 7,250,384.53/x
  3. Step 3: Cross multiply
    13,051,248.94x = 18,010,112.43 × 7,250,384.53
  4. Step 4: Simplify right side
    13,051,248.94x = 130,580,240,546,032.70
  5. Step 5: Solve for x
    x = 130,580,240,546,032.70/13,051,248.94
  6. Step 6: Final answer
    x = 10,005,191.16

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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.