Home / 19,550,880.45-26,978,025.51-10,849,419.81

Finding the Fourth Proportional to 19,550,880.45, 26,978,025.51 and 10,849,419.81

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Solution

The fourth proportional to 19,550,880.45, 26,978,025.51 and 10,849,419.81 is: 14,970,984.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,550,880.45 : 26,978,025.51 = 10,849,419.81 : x
  2. Step 2: Convert to fraction form
    19,550,880.45/26,978,025.51 = 10,849,419.81/x
  3. Step 3: Cross multiply
    19,550,880.45x = 26,978,025.51 × 10,849,419.81
  4. Step 4: Simplify right side
    19,550,880.45x = 292,695,924,402,879.38
  5. Step 5: Solve for x
    x = 292,695,924,402,879.38/19,550,880.45
  6. Step 6: Final answer
    x = 14,970,984.31

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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.