Home / 14,302,807.92-19,738,262.52-7,776,875.52

Finding the Fourth Proportional to 14,302,807.92, 19,738,262.52 and 7,776,875.52

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Solution

The fourth proportional to 14,302,807.92, 19,738,262.52 and 7,776,875.52 is: 10,732,298.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,302,807.92 : 19,738,262.52 = 7,776,875.52 : x
  2. Step 2: Convert to fraction form
    14,302,807.92/19,738,262.52 = 7,776,875.52/x
  3. Step 3: Cross multiply
    14,302,807.92x = 19,738,262.52 × 7,776,875.52
  4. Step 4: Simplify right side
    14,302,807.92x = 153,502,010,599,121.50
  5. Step 5: Solve for x
    x = 153,502,010,599,121.50/14,302,807.92
  6. Step 6: Final answer
    x = 10,732,298.96

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Why These Related Problems?

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