Home / 31,087,237.20-46,630,855.80-9,812,101.20

Finding the Fourth Proportional to 31,087,237.20, 46,630,855.80 and 9,812,101.20

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Solution

The fourth proportional to 31,087,237.20, 46,630,855.80 and 9,812,101.20 is: 14,718,151.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,087,237.20 : 46,630,855.80 = 9,812,101.20 : x
  2. Step 2: Convert to fraction form
    31,087,237.20/46,630,855.80 = 9,812,101.20/x
  3. Step 3: Cross multiply
    31,087,237.20x = 46,630,855.80 × 9,812,101.20
  4. Step 4: Simplify right side
    31,087,237.20x = 457,546,676,152,206.88
  5. Step 5: Solve for x
    x = 457,546,676,152,206.88/31,087,237.20
  6. Step 6: Final answer
    x = 14,718,151.80

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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.