Home / 56,624,985.60-84,937,478.40-31,056,115.20

Finding the Fourth Proportional to 56,624,985.60, 84,937,478.40 and 31,056,115.20

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Solution

The fourth proportional to 56,624,985.60, 84,937,478.40 and 31,056,115.20 is: 46,584,172.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,624,985.60 : 84,937,478.40 = 31,056,115.20 : x
  2. Step 2: Convert to fraction form
    56,624,985.60/84,937,478.40 = 31,056,115.20/x
  3. Step 3: Cross multiply
    56,624,985.60x = 84,937,478.40 × 31,056,115.20
  4. Step 4: Simplify right side
    56,624,985.60x = 2,637,828,113,987,912
  5. Step 5: Solve for x
    x = 2,637,828,113,987,912/56,624,985.60
  6. Step 6: Final answer
    x = 46,584,172.80

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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.