Home / 31,110,445.04-42,926,006.40-17,877,066.56

Finding the Fourth Proportional to 31,110,445.04, 42,926,006.40 and 17,877,066.56

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Solution

The fourth proportional to 31,110,445.04, 42,926,006.40 and 17,877,066.56 is: 24,666,669.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,110,445.04 : 42,926,006.40 = 17,877,066.56 : x
  2. Step 2: Convert to fraction form
    31,110,445.04/42,926,006.40 = 17,877,066.56/x
  3. Step 3: Cross multiply
    31,110,445.04x = 42,926,006.40 × 17,877,066.56
  4. Step 4: Simplify right side
    31,110,445.04x = 767,391,073,567,785.88
  5. Step 5: Solve for x
    x = 767,391,073,567,785.88/31,110,445.04
  6. Step 6: Final answer
    x = 24,666,669.75

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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.