Home / 11,012,005.80-16,518,008.70-10,303,417.80

Finding the Fourth Proportional to 11,012,005.80, 16,518,008.70 and 10,303,417.80

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Solution

The fourth proportional to 11,012,005.80, 16,518,008.70 and 10,303,417.80 is: 15,455,126.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,012,005.80 : 16,518,008.70 = 10,303,417.80 : x
  2. Step 2: Convert to fraction form
    11,012,005.80/16,518,008.70 = 10,303,417.80/x
  3. Step 3: Cross multiply
    11,012,005.80x = 16,518,008.70 × 10,303,417.80
  4. Step 4: Simplify right side
    11,012,005.80x = 170,191,944,860,134.88
  5. Step 5: Solve for x
    x = 170,191,944,860,134.88/11,012,005.80
  6. Step 6: Final answer
    x = 15,455,126.70

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1.5x scale

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.