Home / 47,256,007.80-70,884,011.70-40,201,620.60

Finding the Fourth Proportional to 47,256,007.80, 70,884,011.70 and 40,201,620.60

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Solution

The fourth proportional to 47,256,007.80, 70,884,011.70 and 40,201,620.60 is: 60,302,430.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,256,007.80 : 70,884,011.70 = 40,201,620.60 : x
  2. Step 2: Convert to fraction form
    47,256,007.80/70,884,011.70 = 40,201,620.60/x
  3. Step 3: Cross multiply
    47,256,007.80x = 70,884,011.70 × 40,201,620.60
  4. Step 4: Simplify right side
    47,256,007.80x = 2,849,652,144,969,361
  5. Step 5: Solve for x
    x = 2,849,652,144,969,361/47,256,007.80
  6. Step 6: Final answer
    x = 60,302,430.90

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1.5x scale

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.