Home / 30,909,905.40-46,364,858.10-27,130,769.40

Finding the Fourth Proportional to 30,909,905.40, 46,364,858.10 and 27,130,769.40

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Solution

The fourth proportional to 30,909,905.40, 46,364,858.10 and 27,130,769.40 is: 40,696,154.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,909,905.40 : 46,364,858.10 = 27,130,769.40 : x
  2. Step 2: Convert to fraction form
    30,909,905.40/46,364,858.10 = 27,130,769.40/x
  3. Step 3: Cross multiply
    30,909,905.40x = 46,364,858.10 × 27,130,769.40
  4. Step 4: Simplify right side
    30,909,905.40x = 1,257,914,273,374,822
  5. Step 5: Solve for x
    x = 1,257,914,273,374,822/30,909,905.40
  6. Step 6: Final answer
    x = 40,696,154.10

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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.