Home / 10,159,209.16-14,019,258.90-5,575,539.40

Finding the Fourth Proportional to 10,159,209.16, 14,019,258.90 and 5,575,539.40

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Solution

The fourth proportional to 10,159,209.16, 14,019,258.90 and 5,575,539.40 is: 7,693,997.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,159,209.16 : 14,019,258.90 = 5,575,539.40 : x
  2. Step 2: Convert to fraction form
    10,159,209.16/14,019,258.90 = 5,575,539.40/x
  3. Step 3: Cross multiply
    10,159,209.16x = 14,019,258.90 × 5,575,539.40
  4. Step 4: Simplify right side
    10,159,209.16x = 78,164,930,355,750.67
  5. Step 5: Solve for x
    x = 78,164,930,355,750.67/10,159,209.16
  6. Step 6: Final answer
    x = 7,693,997.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.