Home / 42,009,018.40-63,013,527.60-33,505,962.40

Finding the Fourth Proportional to 42,009,018.40, 63,013,527.60 and 33,505,962.40

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Solution

The fourth proportional to 42,009,018.40, 63,013,527.60 and 33,505,962.40 is: 50,258,943.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,009,018.40 : 63,013,527.60 = 33,505,962.40 : x
  2. Step 2: Convert to fraction form
    42,009,018.40/63,013,527.60 = 33,505,962.40/x
  3. Step 3: Cross multiply
    42,009,018.40x = 63,013,527.60 × 33,505,962.40
  4. Step 4: Simplify right side
    42,009,018.40x = 2,111,328,886,456,962.25
  5. Step 5: Solve for x
    x = 2,111,328,886,456,962.25/42,009,018.40
  6. Step 6: Final answer
    x = 50,258,943.60

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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.