Home / 37,068,009.60-55,602,014.40-11,516,851.20

Finding the Fourth Proportional to 37,068,009.60, 55,602,014.40 and 11,516,851.20

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Solution

The fourth proportional to 37,068,009.60, 55,602,014.40 and 11,516,851.20 is: 17,275,276.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,068,009.60 : 55,602,014.40 = 11,516,851.20 : x
  2. Step 2: Convert to fraction form
    37,068,009.60/55,602,014.40 = 11,516,851.20/x
  3. Step 3: Cross multiply
    37,068,009.60x = 55,602,014.40 × 11,516,851.20
  4. Step 4: Simplify right side
    37,068,009.60x = 640,360,126,265,057.25
  5. Step 5: Solve for x
    x = 640,360,126,265,057.25/37,068,009.60
  6. Step 6: Final answer
    x = 17,275,276.80

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1.5x scale

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.