Home / 8,547,210.40-12,795,932.40-8,298,378.40

Finding the Fourth Proportional to 8,547,210.40, 12,795,932.40 and 8,298,378.40

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Solution

The fourth proportional to 8,547,210.40, 12,795,932.40 and 8,298,378.40 is: 12,423,408.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,547,210.40 : 12,795,932.40 = 8,298,378.40 : x
  2. Step 2: Convert to fraction form
    8,547,210.40/12,795,932.40 = 8,298,378.40/x
  3. Step 3: Cross multiply
    8,547,210.40x = 12,795,932.40 × 8,298,378.40
  4. Step 4: Simplify right side
    8,547,210.40x = 106,185,489,036,020.17
  5. Step 5: Solve for x
    x = 106,185,489,036,020.17/8,547,210.40
  6. Step 6: Final answer
    x = 12,423,408.82

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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.