Home / 13,903,285.61-19,187,670.35-7,710,271.85

Finding the Fourth Proportional to 13,903,285.61, 19,187,670.35 and 7,710,271.85

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Solution

The fourth proportional to 13,903,285.61, 19,187,670.35 and 7,710,271.85 is: 10,640,805.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,903,285.61 : 19,187,670.35 = 7,710,271.85 : x
  2. Step 2: Convert to fraction form
    13,903,285.61/19,187,670.35 = 7,710,271.85/x
  3. Step 3: Cross multiply
    13,903,285.61x = 19,187,670.35 × 7,710,271.85
  4. Step 4: Simplify right side
    13,903,285.61x = 147,942,154,566,684.66
  5. Step 5: Solve for x
    x = 147,942,154,566,684.66/13,903,285.61
  6. Step 6: Final answer
    x = 10,640,805.25

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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.