Home / 60,116,476.86-90,174,482.01-21,769,021.08

Finding the Fourth Proportional to 60,116,476.86, 90,174,482.01 and 21,769,021.08

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Solution

The fourth proportional to 60,116,476.86, 90,174,482.01 and 21,769,021.08 is: 32,653,447.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,116,476.86 : 90,174,482.01 = 21,769,021.08 : x
  2. Step 2: Convert to fraction form
    60,116,476.86/90,174,482.01 = 21,769,021.08/x
  3. Step 3: Cross multiply
    60,116,476.86x = 90,174,482.01 × 21,769,021.08
  4. Step 4: Simplify right side
    60,116,476.86x = 1,963,010,199,753,770.75
  5. Step 5: Solve for x
    x = 1,963,010,199,753,770.75/60,116,476.86
  6. Step 6: Final answer
    x = 32,653,447.15

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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.