Home / 10,110,972.80-15,166,459.20-6,709,750.40

Finding the Fourth Proportional to 10,110,972.80, 15,166,459.20 and 6,709,750.40

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Solution

The fourth proportional to 10,110,972.80, 15,166,459.20 and 6,709,750.40 is: 10,064,625.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,110,972.80 : 15,166,459.20 = 6,709,750.40 : x
  2. Step 2: Convert to fraction form
    10,110,972.80/15,166,459.20 = 6,709,750.40/x
  3. Step 3: Cross multiply
    10,110,972.80x = 15,166,459.20 × 6,709,750.40
  4. Step 4: Simplify right side
    10,110,972.80x = 101,763,155,683,783.69
  5. Step 5: Solve for x
    x = 101,763,155,683,783.69/10,110,972.80
  6. Step 6: Final answer
    x = 10,064,625.60

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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.