Home / 59,367,047.40-89,019,078.30-21,029,812.20

Finding the Fourth Proportional to 59,367,047.40, 89,019,078.30 and 21,029,812.20

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Solution

The fourth proportional to 59,367,047.40, 89,019,078.30 and 21,029,812.20 is: 31,533,562.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,367,047.40 : 89,019,078.30 = 21,029,812.20 : x
  2. Step 2: Convert to fraction form
    59,367,047.40/89,019,078.30 = 21,029,812.20/x
  3. Step 3: Cross multiply
    59,367,047.40x = 89,019,078.30 × 21,029,812.20
  4. Step 4: Simplify right side
    59,367,047.40x = 1,872,054,498,866,095.25
  5. Step 5: Solve for x
    x = 1,872,054,498,866,095.25/59,367,047.40
  6. Step 6: Final answer
    x = 31,533,562.49

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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.