Home / 37,803,856.80-56,668,460.40-18,618,909.60

Finding the Fourth Proportional to 37,803,856.80, 56,668,460.40 and 18,618,909.60

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Solution

The fourth proportional to 37,803,856.80, 56,668,460.40 and 18,618,909.60 is: 27,909,981.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,803,856.80 : 56,668,460.40 = 18,618,909.60 : x
  2. Step 2: Convert to fraction form
    37,803,856.80/56,668,460.40 = 18,618,909.60/x
  3. Step 3: Cross multiply
    37,803,856.80x = 56,668,460.40 × 18,618,909.60
  4. Step 4: Simplify right side
    37,803,856.80x = 1,055,104,941,358,779.88
  5. Step 5: Solve for x
    x = 1,055,104,941,358,779.88/37,803,856.80
  6. Step 6: Final answer
    x = 27,909,981.43

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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.