Home / 30,415,085.12-45,625,432.51-9,944,909.67

Finding the Fourth Proportional to 30,415,085.12, 45,625,432.51 and 9,944,909.67

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Solution

The fourth proportional to 30,415,085.12, 45,625,432.51 and 9,944,909.67 is: 14,918,281.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,415,085.12 : 45,625,432.51 = 9,944,909.67 : x
  2. Step 2: Convert to fraction form
    30,415,085.12/45,625,432.51 = 9,944,909.67/x
  3. Step 3: Cross multiply
    30,415,085.12x = 45,625,432.51 × 9,944,909.67
  4. Step 4: Simplify right side
    30,415,085.12x = 453,740,804,966,631.38
  5. Step 5: Solve for x
    x = 453,740,804,966,631.38/30,415,085.12
  6. Step 6: Final answer
    x = 14,918,281.61

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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.