Home / 13,842,045.80-20,763,068.70-6,165,675.80

Finding the Fourth Proportional to 13,842,045.80, 20,763,068.70 and 6,165,675.80

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Solution

The fourth proportional to 13,842,045.80, 20,763,068.70 and 6,165,675.80 is: 9,248,513.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,842,045.80 : 20,763,068.70 = 6,165,675.80 : x
  2. Step 2: Convert to fraction form
    13,842,045.80/20,763,068.70 = 6,165,675.80/x
  3. Step 3: Cross multiply
    13,842,045.80x = 20,763,068.70 × 6,165,675.80
  4. Step 4: Simplify right side
    13,842,045.80x = 128,018,350,217,327.45
  5. Step 5: Solve for x
    x = 128,018,350,217,327.45/13,842,045.80
  6. Step 6: Final answer
    x = 9,248,513.70

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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.