Home / 9,900,730.20-14,849,021.70-4,855,661.40

Finding the Fourth Proportional to 9,900,730.20, 14,849,021.70 and 4,855,661.40

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Solution

The fourth proportional to 9,900,730.20, 14,849,021.70 and 4,855,661.40 is: 7,282,475.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,900,730.20 : 14,849,021.70 = 4,855,661.40 : x
  2. Step 2: Convert to fraction form
    9,900,730.20/14,849,021.70 = 4,855,661.40/x
  3. Step 3: Cross multiply
    9,900,730.20x = 14,849,021.70 × 4,855,661.40
  4. Step 4: Simplify right side
    9,900,730.20x = 72,101,821,496,452.38
  5. Step 5: Solve for x
    x = 72,101,821,496,452.38/9,900,730.20
  6. Step 6: Final answer
    x = 7,282,475.13

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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.