Home / 42,497,573.70-63,746,360.55-13,746,615.60

Finding the Fourth Proportional to 42,497,573.70, 63,746,360.55 and 13,746,615.60

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Solution

The fourth proportional to 42,497,573.70, 63,746,360.55 and 13,746,615.60 is: 20,619,923.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,497,573.70 : 63,746,360.55 = 13,746,615.60 : x
  2. Step 2: Convert to fraction form
    42,497,573.70/63,746,360.55 = 13,746,615.60/x
  3. Step 3: Cross multiply
    42,497,573.70x = 63,746,360.55 × 13,746,615.60
  4. Step 4: Simplify right side
    42,497,573.70x = 876,296,714,379,854.50
  5. Step 5: Solve for x
    x = 876,296,714,379,854.50/42,497,573.70
  6. Step 6: Final answer
    x = 20,619,923.40

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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.