Home / 28,025,905.60-42,038,858.40-22,357,201.60

Finding the Fourth Proportional to 28,025,905.60, 42,038,858.40 and 22,357,201.60

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Solution

The fourth proportional to 28,025,905.60, 42,038,858.40 and 22,357,201.60 is: 33,535,802.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,025,905.60 : 42,038,858.40 = 22,357,201.60 : x
  2. Step 2: Convert to fraction form
    28,025,905.60/42,038,858.40 = 22,357,201.60/x
  3. Step 3: Cross multiply
    28,025,905.60x = 42,038,858.40 × 22,357,201.60
  4. Step 4: Simplify right side
    28,025,905.60x = 939,871,232,282,653.50
  5. Step 5: Solve for x
    x = 939,871,232,282,653.50/28,025,905.60
  6. Step 6: Final answer
    x = 33,535,802.40

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Similar ratio
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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.