Home / 62,009,640.40-93,014,460.60-18,878,501.20

Finding the Fourth Proportional to 62,009,640.40, 93,014,460.60 and 18,878,501.20

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Solution

The fourth proportional to 62,009,640.40, 93,014,460.60 and 18,878,501.20 is: 28,317,751.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,009,640.40 : 93,014,460.60 = 18,878,501.20 : x
  2. Step 2: Convert to fraction form
    62,009,640.40/93,014,460.60 = 18,878,501.20/x
  3. Step 3: Cross multiply
    62,009,640.40x = 93,014,460.60 × 18,878,501.20
  4. Step 4: Simplify right side
    62,009,640.40x = 1,755,973,606,054,452.50
  5. Step 5: Solve for x
    x = 1,755,973,606,054,452.50/62,009,640.40
  6. Step 6: Final answer
    x = 28,317,751.80

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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.