Home / 20,064,753.60-30,097,130.40-4,918,685.10

Finding the Fourth Proportional to 20,064,753.60, 30,097,130.40 and 4,918,685.10

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Solution

The fourth proportional to 20,064,753.60, 30,097,130.40 and 4,918,685.10 is: 7,378,027.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,064,753.60 : 30,097,130.40 = 4,918,685.10 : x
  2. Step 2: Convert to fraction form
    20,064,753.60/30,097,130.40 = 4,918,685.10/x
  3. Step 3: Cross multiply
    20,064,753.60x = 30,097,130.40 × 4,918,685.10
  4. Step 4: Simplify right side
    20,064,753.60x = 148,038,306,851,237.03
  5. Step 5: Solve for x
    x = 148,038,306,851,237.03/20,064,753.60
  6. Step 6: Final answer
    x = 7,378,027.65

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1.5x scale

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.