Home / 59,637,239.40-89,455,859.10-21,300,004.20

Finding the Fourth Proportional to 59,637,239.40, 89,455,859.10 and 21,300,004.20

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Solution

The fourth proportional to 59,637,239.40, 89,455,859.10 and 21,300,004.20 is: 31,950,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,637,239.40 : 89,455,859.10 = 21,300,004.20 : x
  2. Step 2: Convert to fraction form
    59,637,239.40/89,455,859.10 = 21,300,004.20/x
  3. Step 3: Cross multiply
    59,637,239.40x = 89,455,859.10 × 21,300,004.20
  4. Step 4: Simplify right side
    59,637,239.40x = 1,905,410,174,544,608
  5. Step 5: Solve for x
    x = 1,905,410,174,544,608/59,637,239.40
  6. Step 6: Final answer
    x = 31,950,006.30

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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.