Home / 14,402,659.20-19,875,276.48-7,963,911.04

Finding the Fourth Proportional to 14,402,659.20, 19,875,276.48 and 7,963,911.04

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Solution

The fourth proportional to 14,402,659.20, 19,875,276.48 and 7,963,911.04 is: 10,989,979.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,402,659.20 : 19,875,276.48 = 7,963,911.04 : x
  2. Step 2: Convert to fraction form
    14,402,659.20/19,875,276.48 = 7,963,911.04/x
  3. Step 3: Cross multiply
    14,402,659.20x = 19,875,276.48 × 7,963,911.04
  4. Step 4: Simplify right side
    14,402,659.20x = 158,284,933,782,124.34
  5. Step 5: Solve for x
    x = 158,284,933,782,124.34/14,402,659.20
  6. Step 6: Final answer
    x = 10,989,979.81

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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.