Home / 9,899,408.40-14,828,117.40-8,219,792.40

Finding the Fourth Proportional to 9,899,408.40, 14,828,117.40 and 8,219,792.40

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Solution

The fourth proportional to 9,899,408.40, 14,828,117.40 and 8,219,792.40 is: 12,312,255.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,899,408.40 : 14,828,117.40 = 8,219,792.40 : x
  2. Step 2: Convert to fraction form
    9,899,408.40/14,828,117.40 = 8,219,792.40/x
  3. Step 3: Cross multiply
    9,899,408.40x = 14,828,117.40 × 8,219,792.40
  4. Step 4: Simplify right side
    9,899,408.40x = 121,884,046,710,827.77
  5. Step 5: Solve for x
    x = 121,884,046,710,827.77/9,899,408.40
  6. Step 6: Final answer
    x = 12,312,255.62

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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.