Home / 6,432,590.12-8,877,263.93-3,854,215.53

Finding the Fourth Proportional to 6,432,590.12, 8,877,263.93 and 3,854,215.53

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Solution

The fourth proportional to 6,432,590.12, 8,877,263.93 and 3,854,215.53 is: 5,318,990.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,432,590.12 : 8,877,263.93 = 3,854,215.53 : x
  2. Step 2: Convert to fraction form
    6,432,590.12/8,877,263.93 = 3,854,215.53/x
  3. Step 3: Cross multiply
    6,432,590.12x = 8,877,263.93 × 3,854,215.53
  4. Step 4: Simplify right side
    6,432,590.12x = 34,214,888,483,643.76
  5. Step 5: Solve for x
    x = 34,214,888,483,643.76/6,432,590.12
  6. Step 6: Final answer
    x = 5,318,990.93

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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.