Home / 14,586,490.40-21,899,434.80-8,527,431.20

Finding the Fourth Proportional to 14,586,490.40, 21,899,434.80 and 8,527,431.20

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Solution

The fourth proportional to 14,586,490.40, 21,899,434.80 and 8,527,431.20 is: 12,802,663.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,586,490.40 : 21,899,434.80 = 8,527,431.20 : x
  2. Step 2: Convert to fraction form
    14,586,490.40/21,899,434.80 = 8,527,431.20/x
  3. Step 3: Cross multiply
    14,586,490.40x = 21,899,434.80 × 8,527,431.20
  4. Step 4: Simplify right side
    14,586,490.40x = 186,745,923,575,885.75
  5. Step 5: Solve for x
    x = 186,745,923,575,885.75/14,586,490.40
  6. Step 6: Final answer
    x = 12,802,663.18

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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.