Home / 19,072,079.60-28,608,119.40-4,695,033.20

Finding the Fourth Proportional to 19,072,079.60, 28,608,119.40 and 4,695,033.20

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Solution

The fourth proportional to 19,072,079.60, 28,608,119.40 and 4,695,033.20 is: 7,042,549.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,072,079.60 : 28,608,119.40 = 4,695,033.20 : x
  2. Step 2: Convert to fraction form
    19,072,079.60/28,608,119.40 = 4,695,033.20/x
  3. Step 3: Cross multiply
    19,072,079.60x = 28,608,119.40 × 4,695,033.20
  4. Step 4: Simplify right side
    19,072,079.60x = 134,316,070,372,564.08
  5. Step 5: Solve for x
    x = 134,316,070,372,564.08/19,072,079.60
  6. Step 6: Final answer
    x = 7,042,549.80

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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.