Home / 58,166,815.20-87,250,222.80-19,871,570.40

Finding the Fourth Proportional to 58,166,815.20, 87,250,222.80 and 19,871,570.40

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Solution

The fourth proportional to 58,166,815.20, 87,250,222.80 and 19,871,570.40 is: 29,807,355.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,166,815.20 : 87,250,222.80 = 19,871,570.40 : x
  2. Step 2: Convert to fraction form
    58,166,815.20/87,250,222.80 = 19,871,570.40/x
  3. Step 3: Cross multiply
    58,166,815.20x = 87,250,222.80 × 19,871,570.40
  4. Step 4: Simplify right side
    58,166,815.20x = 1,733,798,944,785,885
  5. Step 5: Solve for x
    x = 1,733,798,944,785,885/58,166,815.20
  6. Step 6: Final answer
    x = 29,807,355.60

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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.