Home / 16,054,320.81-22,154,977.80-9,178,946.85

Finding the Fourth Proportional to 16,054,320.81, 22,154,977.80 and 9,178,946.85

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Solution

The fourth proportional to 16,054,320.81, 22,154,977.80 and 9,178,946.85 is: 12,666,955.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,054,320.81 : 22,154,977.80 = 9,178,946.85 : x
  2. Step 2: Convert to fraction form
    16,054,320.81/22,154,977.80 = 9,178,946.85/x
  3. Step 3: Cross multiply
    16,054,320.81x = 22,154,977.80 × 9,178,946.85
  4. Step 4: Simplify right side
    16,054,320.81x = 203,359,363,689,129.94
  5. Step 5: Solve for x
    x = 203,359,363,689,129.94/16,054,320.81
  6. Step 6: Final answer
    x = 12,666,955.28

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