Home / 34,254,845.48-47,272,336.10-18,784,007.40

Finding the Fourth Proportional to 34,254,845.48, 47,272,336.10 and 18,784,007.40

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Solution

The fourth proportional to 34,254,845.48, 47,272,336.10 and 18,784,007.40 is: 25,922,286.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,254,845.48 : 47,272,336.10 = 18,784,007.40 : x
  2. Step 2: Convert to fraction form
    34,254,845.48/47,272,336.10 = 18,784,007.40/x
  3. Step 3: Cross multiply
    34,254,845.48x = 47,272,336.10 × 18,784,007.40
  4. Step 4: Simplify right side
    34,254,845.48x = 887,963,911,117,687.12
  5. Step 5: Solve for x
    x = 887,963,911,117,687.12/34,254,845.48
  6. Step 6: Final answer
    x = 25,922,286.28

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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.