Home / 56,634,368.55-84,984,730.43-20,736,205.35

Finding the Fourth Proportional to 56,634,368.55, 84,984,730.43 and 20,736,205.35

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Solution

The fourth proportional to 56,634,368.55, 84,984,730.43 and 20,736,205.35 is: 31,116,455.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,634,368.55 : 84,984,730.43 = 20,736,205.35 : x
  2. Step 2: Convert to fraction form
    56,634,368.55/84,984,730.43 = 20,736,205.35/x
  3. Step 3: Cross multiply
    56,634,368.55x = 84,984,730.43 × 20,736,205.35
  4. Step 4: Simplify right side
    56,634,368.55x = 1,762,260,821,707,192.75
  5. Step 5: Solve for x
    x = 1,762,260,821,707,192.75/56,634,368.55
  6. Step 6: Final answer
    x = 31,116,455.73

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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.