Home / 38,113,842.47-52,597,435.32-20,710,187.19

Finding the Fourth Proportional to 38,113,842.47, 52,597,435.32 and 20,710,187.19

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Solution

The fourth proportional to 38,113,842.47, 52,597,435.32 and 20,710,187.19 is: 28,580,239.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,113,842.47 : 52,597,435.32 = 20,710,187.19 : x
  2. Step 2: Convert to fraction form
    38,113,842.47/52,597,435.32 = 20,710,187.19/x
  3. Step 3: Cross multiply
    38,113,842.47x = 52,597,435.32 × 20,710,187.19
  4. Step 4: Simplify right side
    38,113,842.47x = 1,089,302,731,191,117.62
  5. Step 5: Solve for x
    x = 1,089,302,731,191,117.62/38,113,842.47
  6. Step 6: Final answer
    x = 28,580,239.11

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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.