Home / 10,426,775.19-15,640,130.93-2,645,674.35

Finding the Fourth Proportional to 10,426,775.19, 15,640,130.93 and 2,645,674.35

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Solution

The fourth proportional to 10,426,775.19, 15,640,130.93 and 2,645,674.35 is: 3,968,503.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,426,775.19 : 15,640,130.93 = 2,645,674.35 : x
  2. Step 2: Convert to fraction form
    10,426,775.19/15,640,130.93 = 2,645,674.35/x
  3. Step 3: Cross multiply
    10,426,775.19x = 15,640,130.93 × 2,645,674.35
  4. Step 4: Simplify right side
    10,426,775.19x = 41,378,693,218,914.27
  5. Step 5: Solve for x
    x = 41,378,693,218,914.27/10,426,775.19
  6. Step 6: Final answer
    x = 3,968,503.44

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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.