Home / 10,900,869.20-16,351,303.80-3,710,013.20

Finding the Fourth Proportional to 10,900,869.20, 16,351,303.80 and 3,710,013.20

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Solution

The fourth proportional to 10,900,869.20, 16,351,303.80 and 3,710,013.20 is: 5,565,019.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,900,869.20 : 16,351,303.80 = 3,710,013.20 : x
  2. Step 2: Convert to fraction form
    10,900,869.20/16,351,303.80 = 3,710,013.20/x
  3. Step 3: Cross multiply
    10,900,869.20x = 16,351,303.80 × 3,710,013.20
  4. Step 4: Simplify right side
    10,900,869.20x = 60,663,552,935,210.16
  5. Step 5: Solve for x
    x = 60,663,552,935,210.16/10,900,869.20
  6. Step 6: Final answer
    x = 5,565,019.80

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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.