Home / 59,367,052.40-89,019,085.80-21,029,817.20

Finding the Fourth Proportional to 59,367,052.40, 89,019,085.80 and 21,029,817.20

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Solution

The fourth proportional to 59,367,052.40, 89,019,085.80 and 21,029,817.20 is: 31,533,569.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,367,052.40 : 89,019,085.80 = 21,029,817.20 : x
  2. Step 2: Convert to fraction form
    59,367,052.40/89,019,085.80 = 21,029,817.20/x
  3. Step 3: Cross multiply
    59,367,052.40x = 89,019,085.80 × 21,029,817.20
  4. Step 4: Simplify right side
    59,367,052.40x = 1,872,055,101,685,115.75
  5. Step 5: Solve for x
    x = 1,872,055,101,685,115.75/59,367,052.40
  6. Step 6: Final answer
    x = 31,533,569.99

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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.