Home / 13,226,711.87-19,841,322.60-5,140,312.17

Finding the Fourth Proportional to 13,226,711.87, 19,841,322.60 and 5,140,312.17

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Solution

The fourth proportional to 13,226,711.87, 19,841,322.60 and 5,140,312.17 is: 7,710,955.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,226,711.87 : 19,841,322.60 = 5,140,312.17 : x
  2. Step 2: Convert to fraction form
    13,226,711.87/19,841,322.60 = 5,140,312.17/x
  3. Step 3: Cross multiply
    13,226,711.87x = 19,841,322.60 × 5,140,312.17
  4. Step 4: Simplify right side
    13,226,711.87x = 101,990,592,029,676.05
  5. Step 5: Solve for x
    x = 101,990,592,029,676.05/13,226,711.87
  6. Step 6: Final answer
    x = 7,710,955.91

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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.