Home / 8,721,166.08-12,035,209.28-4,854,600.72

Finding the Fourth Proportional to 8,721,166.08, 12,035,209.28 and 4,854,600.72

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Solution

The fourth proportional to 8,721,166.08, 12,035,209.28 and 4,854,600.72 is: 6,699,349.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,721,166.08 : 12,035,209.28 = 4,854,600.72 : x
  2. Step 2: Convert to fraction form
    8,721,166.08/12,035,209.28 = 4,854,600.72/x
  3. Step 3: Cross multiply
    8,721,166.08x = 12,035,209.28 × 4,854,600.72
  4. Step 4: Simplify right side
    8,721,166.08x = 58,426,135,636,038.67
  5. Step 5: Solve for x
    x = 58,426,135,636,038.67/8,721,166.08
  6. Step 6: Final answer
    x = 6,699,349.04

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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.