Home / 42,877,801.20-64,302,879.96-14,117,089.08

Finding the Fourth Proportional to 42,877,801.20, 64,302,879.96 and 14,117,089.08

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Solution

The fourth proportional to 42,877,801.20, 64,302,879.96 and 14,117,089.08 is: 21,171,082.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,877,801.20 : 64,302,879.96 = 14,117,089.08 : x
  2. Step 2: Convert to fraction form
    42,877,801.20/64,302,879.96 = 14,117,089.08/x
  3. Step 3: Cross multiply
    42,877,801.20x = 64,302,879.96 × 14,117,089.08
  4. Step 4: Simplify right side
    42,877,801.20x = 907,769,484,495,866.88
  5. Step 5: Solve for x
    x = 907,769,484,495,866.88/42,877,801.20
  6. Step 6: Final answer
    x = 21,171,082.92

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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.