Home / 13,065,173.40-19,596,492.90-3,967,349.76

Finding the Fourth Proportional to 13,065,173.40, 19,596,492.90 and 3,967,349.76

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Solution

The fourth proportional to 13,065,173.40, 19,596,492.90 and 3,967,349.76 is: 5,950,639.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,065,173.40 : 19,596,492.90 = 3,967,349.76 : x
  2. Step 2: Convert to fraction form
    13,065,173.40/19,596,492.90 = 3,967,349.76/x
  3. Step 3: Cross multiply
    13,065,173.40x = 19,596,492.90 × 3,967,349.76
  4. Step 4: Simplify right side
    13,065,173.40x = 77,746,141,403,656.69
  5. Step 5: Solve for x
    x = 77,746,141,403,656.69/13,065,173.40
  6. Step 6: Final answer
    x = 5,950,639.84

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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.