Home / 15,727,643.40-23,591,465.10-13,460,161.80

Finding the Fourth Proportional to 15,727,643.40, 23,591,465.10 and 13,460,161.80

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Solution

The fourth proportional to 15,727,643.40, 23,591,465.10 and 13,460,161.80 is: 20,190,242.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,727,643.40 : 23,591,465.10 = 13,460,161.80 : x
  2. Step 2: Convert to fraction form
    15,727,643.40/23,591,465.10 = 13,460,161.80/x
  3. Step 3: Cross multiply
    15,727,643.40x = 23,591,465.10 × 13,460,161.80
  4. Step 4: Simplify right side
    15,727,643.40x = 317,544,937,345,053.19
  5. Step 5: Solve for x
    x = 317,544,937,345,053.19/15,727,643.40
  6. Step 6: Final answer
    x = 20,190,242.70

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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.