Home / 61,883,590.15-85,402,011.60-34,381,518.40

Finding the Fourth Proportional to 61,883,590.15, 85,402,011.60 and 34,381,518.40

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Solution

The fourth proportional to 61,883,590.15, 85,402,011.60 and 34,381,518.40 is: 47,447,971.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,883,590.15 : 85,402,011.60 = 34,381,518.40 : x
  2. Step 2: Convert to fraction form
    61,883,590.15/85,402,011.60 = 34,381,518.40/x
  3. Step 3: Cross multiply
    61,883,590.15x = 85,402,011.60 × 34,381,518.40
  4. Step 4: Simplify right side
    61,883,590.15x = 2,936,250,833,222,413
  5. Step 5: Solve for x
    x = 2,936,250,833,222,413/61,883,590.15
  6. Step 6: Final answer
    x = 47,447,971.69

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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.