Home / 40,971,618.79-56,539,151.45-22,387,396.90

Finding the Fourth Proportional to 40,971,618.79, 56,539,151.45 and 22,387,396.90

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Solution

The fourth proportional to 40,971,618.79, 56,539,151.45 and 22,387,396.90 is: 30,893,688.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,971,618.79 : 56,539,151.45 = 22,387,396.90 : x
  2. Step 2: Convert to fraction form
    40,971,618.79/56,539,151.45 = 22,387,396.90/x
  3. Step 3: Cross multiply
    40,971,618.79x = 56,539,151.45 × 22,387,396.90
  4. Step 4: Simplify right side
    40,971,618.79x = 1,265,764,423,837,039.25
  5. Step 5: Solve for x
    x = 1,265,764,423,837,039.25/40,971,618.79
  6. Step 6: Final answer
    x = 30,893,688.39

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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.