Home / 10,406,206.88-15,570,994.08-6,292,858.40

Finding the Fourth Proportional to 10,406,206.88, 15,570,994.08 and 6,292,858.40

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Solution

The fourth proportional to 10,406,206.88, 15,570,994.08 and 6,292,858.40 is: 9,416,116.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,406,206.88 : 15,570,994.08 = 6,292,858.40 : x
  2. Step 2: Convert to fraction form
    10,406,206.88/15,570,994.08 = 6,292,858.40/x
  3. Step 3: Cross multiply
    10,406,206.88x = 15,570,994.08 × 6,292,858.40
  4. Step 4: Simplify right side
    10,406,206.88x = 97,986,060,892,678.28
  5. Step 5: Solve for x
    x = 97,986,060,892,678.28/10,406,206.88
  6. Step 6: Final answer
    x = 9,416,116.94

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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.