Home / 48,083,307.42-72,123,949.65-11,691,884.40

Finding the Fourth Proportional to 48,083,307.42, 72,123,949.65 and 11,691,884.40

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Solution

The fourth proportional to 48,083,307.42, 72,123,949.65 and 11,691,884.40 is: 17,537,580.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,083,307.42 : 72,123,949.65 = 11,691,884.40 : x
  2. Step 2: Convert to fraction form
    48,083,307.42/72,123,949.65 = 11,691,884.40/x
  3. Step 3: Cross multiply
    48,083,307.42x = 72,123,949.65 × 11,691,884.40
  4. Step 4: Simplify right side
    48,083,307.42x = 843,264,881,779,220.50
  5. Step 5: Solve for x
    x = 843,264,881,779,220.50/48,083,307.42
  6. Step 6: Final answer
    x = 17,537,580.65

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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.