Home / 19,256,443.20-28,877,666.40-6,477,364.80

Finding the Fourth Proportional to 19,256,443.20, 28,877,666.40 and 6,477,364.80

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Solution

The fourth proportional to 19,256,443.20, 28,877,666.40 and 6,477,364.80 is: 9,713,693.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,256,443.20 : 28,877,666.40 = 6,477,364.80 : x
  2. Step 2: Convert to fraction form
    19,256,443.20/28,877,666.40 = 6,477,364.80/x
  3. Step 3: Cross multiply
    19,256,443.20x = 28,877,666.40 × 6,477,364.80
  4. Step 4: Simplify right side
    19,256,443.20x = 187,051,179,845,502.72
  5. Step 5: Solve for x
    x = 187,051,179,845,502.72/19,256,443.20
  6. Step 6: Final answer
    x = 9,713,693.12

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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.