Home / 64,590,481.95-89,137,017.57-35,223,421.34

Finding the Fourth Proportional to 64,590,481.95, 89,137,017.57 and 35,223,421.34

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Solution

The fourth proportional to 64,590,481.95, 89,137,017.57 and 35,223,421.34 is: 48,609,495.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,590,481.95 : 89,137,017.57 = 35,223,421.34 : x
  2. Step 2: Convert to fraction form
    64,590,481.95/89,137,017.57 = 35,223,421.34/x
  3. Step 3: Cross multiply
    64,590,481.95x = 89,137,017.57 × 35,223,421.34
  4. Step 4: Simplify right side
    64,590,481.95x = 3,139,710,727,214,023.50
  5. Step 5: Solve for x
    x = 3,139,710,727,214,023.50/64,590,481.95
  6. Step 6: Final answer
    x = 48,609,495.28

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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.