Home / 11,153,345.80-16,730,018.70-9,935,624.20

Finding the Fourth Proportional to 11,153,345.80, 16,730,018.70 and 9,935,624.20

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Solution

The fourth proportional to 11,153,345.80, 16,730,018.70 and 9,935,624.20 is: 14,903,436.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,153,345.80 : 16,730,018.70 = 9,935,624.20 : x
  2. Step 2: Convert to fraction form
    11,153,345.80/16,730,018.70 = 9,935,624.20/x
  3. Step 3: Cross multiply
    11,153,345.80x = 16,730,018.70 × 9,935,624.20
  4. Step 4: Simplify right side
    11,153,345.80x = 166,223,178,662,172.53
  5. Step 5: Solve for x
    x = 166,223,178,662,172.53/11,153,345.80
  6. Step 6: Final answer
    x = 14,903,436.30

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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.