Home / 38,111,802.89-52,594,501.43-20,708,291.12

Finding the Fourth Proportional to 38,111,802.89, 52,594,501.43 and 20,708,291.12

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Solution

The fourth proportional to 38,111,802.89, 52,594,501.43 and 20,708,291.12 is: 28,577,557.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,111,802.89 : 52,594,501.43 = 20,708,291.12 : x
  2. Step 2: Convert to fraction form
    38,111,802.89/52,594,501.43 = 20,708,291.12/x
  3. Step 3: Cross multiply
    38,111,802.89x = 52,594,501.43 × 20,708,291.12
  4. Step 4: Simplify right side
    38,111,802.89x = 1,089,142,246,712,494.38
  5. Step 5: Solve for x
    x = 1,089,142,246,712,494.38/38,111,802.89
  6. Step 6: Final answer
    x = 28,577,557.72

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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.