Home / 19,242,848.30-28,864,031.59-4,669,888.51

Finding the Fourth Proportional to 19,242,848.30, 28,864,031.59 and 4,669,888.51

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Solution

The fourth proportional to 19,242,848.30, 28,864,031.59 and 4,669,888.51 is: 7,004,774.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,242,848.30 : 28,864,031.59 = 4,669,888.51 : x
  2. Step 2: Convert to fraction form
    19,242,848.30/28,864,031.59 = 4,669,888.51/x
  3. Step 3: Cross multiply
    19,242,848.30x = 28,864,031.59 × 4,669,888.51
  4. Step 4: Simplify right side
    19,242,848.30x = 134,791,809,353,975.25
  5. Step 5: Solve for x
    x = 134,791,809,353,975.25/19,242,848.30
  6. Step 6: Final answer
    x = 7,004,774.31

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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.