Home / 61,626,876.64-85,044,050.72-34,124,214.40

Finding the Fourth Proportional to 61,626,876.64, 85,044,050.72 and 34,124,214.40

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Solution

The fourth proportional to 61,626,876.64, 85,044,050.72 and 34,124,214.40 is: 47,090,840.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,626,876.64 : 85,044,050.72 = 34,124,214.40 : x
  2. Step 2: Convert to fraction form
    61,626,876.64/85,044,050.72 = 34,124,214.40/x
  3. Step 3: Cross multiply
    61,626,876.64x = 85,044,050.72 × 34,124,214.40
  4. Step 4: Simplify right side
    61,626,876.64x = 2,902,061,420,213,754
  5. Step 5: Solve for x
    x = 2,902,061,420,213,754/61,626,876.64
  6. Step 6: Final answer
    x = 47,090,840.53

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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.