Home / 14,013,364.05-21,009,957.89-8,610,852.42

Finding the Fourth Proportional to 14,013,364.05, 21,009,957.89 and 8,610,852.42

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Solution

The fourth proportional to 14,013,364.05, 21,009,957.89 and 8,610,852.42 is: 12,910,079.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,013,364.05 : 21,009,957.89 = 8,610,852.42 : x
  2. Step 2: Convert to fraction form
    14,013,364.05/21,009,957.89 = 8,610,852.42/x
  3. Step 3: Cross multiply
    14,013,364.05x = 21,009,957.89 × 8,610,852.42
  4. Step 4: Simplify right side
    14,013,364.05x = 180,913,646,698,150.34
  5. Step 5: Solve for x
    x = 180,913,646,698,150.34/14,013,364.05
  6. Step 6: Final answer
    x = 12,910,079.70

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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.