Home / 61,677,925.47-92,451,784.86-20,698,509.96

Finding the Fourth Proportional to 61,677,925.47, 92,451,784.86 and 20,698,509.96

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Solution

The fourth proportional to 61,677,925.47, 92,451,784.86 and 20,698,509.96 is: 31,025,916.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,677,925.47 : 92,451,784.86 = 20,698,509.96 : x
  2. Step 2: Convert to fraction form
    61,677,925.47/92,451,784.86 = 20,698,509.96/x
  3. Step 3: Cross multiply
    61,677,925.47x = 92,451,784.86 × 20,698,509.96
  4. Step 4: Simplify right side
    61,677,925.47x = 1,913,614,189,744,487.25
  5. Step 5: Solve for x
    x = 1,913,614,189,744,487.25/61,677,925.47
  6. Step 6: Final answer
    x = 31,025,916.89

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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.