Home / 28,931,399.60-43,334,113.80-17,552,001.20

Finding the Fourth Proportional to 28,931,399.60, 43,334,113.80 and 17,552,001.20

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Solution

The fourth proportional to 28,931,399.60, 43,334,113.80 and 17,552,001.20 is: 26,289,789.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,931,399.60 : 43,334,113.80 = 17,552,001.20 : x
  2. Step 2: Convert to fraction form
    28,931,399.60/43,334,113.80 = 17,552,001.20/x
  3. Step 3: Cross multiply
    28,931,399.60x = 43,334,113.80 × 17,552,001.20
  4. Step 4: Simplify right side
    28,931,399.60x = 760,600,417,418,536.50
  5. Step 5: Solve for x
    x = 760,600,417,418,536.50/28,931,399.60
  6. Step 6: Final answer
    x = 26,289,789.91

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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.