Home / 14,013,807.20-19,339,059.12-7,575,279.20

Finding the Fourth Proportional to 14,013,807.20, 19,339,059.12 and 7,575,279.20

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Solution

The fourth proportional to 14,013,807.20, 19,339,059.12 and 7,575,279.20 is: 10,453,888.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,013,807.20 : 19,339,059.12 = 7,575,279.20 : x
  2. Step 2: Convert to fraction form
    14,013,807.20/19,339,059.12 = 7,575,279.20/x
  3. Step 3: Cross multiply
    14,013,807.20x = 19,339,059.12 × 7,575,279.20
  4. Step 4: Simplify right side
    14,013,807.20x = 146,498,772,299,306.31
  5. Step 5: Solve for x
    x = 146,498,772,299,306.31/14,013,807.20
  6. Step 6: Final answer
    x = 10,453,888.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.