Home / 18,051,658.16-24,911,140.82-9,791,699.76

Finding the Fourth Proportional to 18,051,658.16, 24,911,140.82 and 9,791,699.76

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Solution

The fourth proportional to 18,051,658.16, 24,911,140.82 and 9,791,699.76 is: 13,512,465.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,051,658.16 : 24,911,140.82 = 9,791,699.76 : x
  2. Step 2: Convert to fraction form
    18,051,658.16/24,911,140.82 = 9,791,699.76/x
  3. Step 3: Cross multiply
    18,051,658.16x = 24,911,140.82 × 9,791,699.76
  4. Step 4: Simplify right side
    18,051,658.16x = 243,922,411,539,561.72
  5. Step 5: Solve for x
    x = 243,922,411,539,561.72/18,051,658.16
  6. Step 6: Final answer
    x = 13,512,465.69

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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.