Home / 13,440,580.30-20,160,870.45-4,465,132.30

Finding the Fourth Proportional to 13,440,580.30, 20,160,870.45 and 4,465,132.30

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Solution

The fourth proportional to 13,440,580.30, 20,160,870.45 and 4,465,132.30 is: 6,697,698.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,440,580.30 : 20,160,870.45 = 4,465,132.30 : x
  2. Step 2: Convert to fraction form
    13,440,580.30/20,160,870.45 = 4,465,132.30/x
  3. Step 3: Cross multiply
    13,440,580.30x = 20,160,870.45 × 4,465,132.30
  4. Step 4: Simplify right side
    13,440,580.30x = 90,020,953,842,410.53
  5. Step 5: Solve for x
    x = 90,020,953,842,410.53/13,440,580.30
  6. Step 6: Final answer
    x = 6,697,698.45

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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.