Home / 40,190,455.40-60,285,683.10-39,854,532.20

Finding the Fourth Proportional to 40,190,455.40, 60,285,683.10 and 39,854,532.20

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Solution

The fourth proportional to 40,190,455.40, 60,285,683.10 and 39,854,532.20 is: 59,781,798.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,190,455.40 : 60,285,683.10 = 39,854,532.20 : x
  2. Step 2: Convert to fraction form
    40,190,455.40/60,285,683.10 = 39,854,532.20/x
  3. Step 3: Cross multiply
    40,190,455.40x = 60,285,683.10 × 39,854,532.20
  4. Step 4: Simplify right side
    40,190,455.40x = 2,402,657,698,307,946
  5. Step 5: Solve for x
    x = 2,402,657,698,307,946/40,190,455.40
  6. Step 6: Final answer
    x = 59,781,798.30

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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.