Home / 35,478,003.20-53,217,004.80-9,918,971.60

Finding the Fourth Proportional to 35,478,003.20, 53,217,004.80 and 9,918,971.60

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Solution

The fourth proportional to 35,478,003.20, 53,217,004.80 and 9,918,971.60 is: 14,878,457.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,478,003.20 : 53,217,004.80 = 9,918,971.60 : x
  2. Step 2: Convert to fraction form
    35,478,003.20/53,217,004.80 = 9,918,971.60/x
  3. Step 3: Cross multiply
    35,478,003.20x = 53,217,004.80 × 9,918,971.60
  4. Step 4: Simplify right side
    35,478,003.20x = 527,857,959,248,263.62
  5. Step 5: Solve for x
    x = 527,857,959,248,263.62/35,478,003.20
  6. Step 6: Final answer
    x = 14,878,457.40

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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.