Home / 8,931,854.04-12,328,733.90-7,099,563.56

Finding the Fourth Proportional to 8,931,854.04, 12,328,733.90 and 7,099,563.56

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Solution

The fourth proportional to 8,931,854.04, 12,328,733.90 and 7,099,563.56 is: 9,799,603.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,931,854.04 : 12,328,733.90 = 7,099,563.56 : x
  2. Step 2: Convert to fraction form
    8,931,854.04/12,328,733.90 = 7,099,563.56/x
  3. Step 3: Cross multiply
    8,931,854.04x = 12,328,733.90 × 7,099,563.56
  4. Step 4: Simplify right side
    8,931,854.04x = 87,528,629,937,376.69
  5. Step 5: Solve for x
    x = 87,528,629,937,376.69/8,931,854.04
  6. Step 6: Final answer
    x = 9,799,603.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.