Home / 5,605,663.40-8,403,246.30-4,390,566.20

Finding the Fourth Proportional to 5,605,663.40, 8,403,246.30 and 4,390,566.20

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Solution

The fourth proportional to 5,605,663.40, 8,403,246.30 and 4,390,566.20 is: 6,581,738.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,605,663.40 : 8,403,246.30 = 4,390,566.20 : x
  2. Step 2: Convert to fraction form
    5,605,663.40/8,403,246.30 = 4,390,566.20/x
  3. Step 3: Cross multiply
    5,605,663.40x = 8,403,246.30 × 4,390,566.20
  4. Step 4: Simplify right side
    5,605,663.40x = 36,895,009,175,055.06
  5. Step 5: Solve for x
    x = 36,895,009,175,055.06/5,605,663.40
  6. Step 6: Final answer
    x = 6,581,738.24

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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.