Home / 28,376,673.98-42,565,011.54-6,811,275.67

Finding the Fourth Proportional to 28,376,673.98, 42,565,011.54 and 6,811,275.67

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Solution

The fourth proportional to 28,376,673.98, 42,565,011.54 and 6,811,275.67 is: 10,216,913.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,376,673.98 : 42,565,011.54 = 6,811,275.67 : x
  2. Step 2: Convert to fraction form
    28,376,673.98/42,565,011.54 = 6,811,275.67/x
  3. Step 3: Cross multiply
    28,376,673.98x = 42,565,011.54 × 6,811,275.67
  4. Step 4: Simplify right side
    28,376,673.98x = 289,922,027,495,671.25
  5. Step 5: Solve for x
    x = 289,922,027,495,671.25/28,376,673.98
  6. Step 6: Final answer
    x = 10,216,913.64

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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.