Home / 13,116,329.80-19,674,494.70-4,139,715.40

Finding the Fourth Proportional to 13,116,329.80, 19,674,494.70 and 4,139,715.40

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Solution

The fourth proportional to 13,116,329.80, 19,674,494.70 and 4,139,715.40 is: 6,209,573.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,116,329.80 : 19,674,494.70 = 4,139,715.40 : x
  2. Step 2: Convert to fraction form
    13,116,329.80/19,674,494.70 = 4,139,715.40/x
  3. Step 3: Cross multiply
    13,116,329.80x = 19,674,494.70 × 4,139,715.40
  4. Step 4: Simplify right side
    13,116,329.80x = 81,446,808,696,808.38
  5. Step 5: Solve for x
    x = 81,446,808,696,808.38/13,116,329.80
  6. Step 6: Final answer
    x = 6,209,573.10

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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.