Home / 14,970,063.27-20,658,956.36-8,779,574.91

Finding the Fourth Proportional to 14,970,063.27, 20,658,956.36 and 8,779,574.91

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Solution

The fourth proportional to 14,970,063.27, 20,658,956.36 and 8,779,574.91 is: 12,115,971.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,970,063.27 : 20,658,956.36 = 8,779,574.91 : x
  2. Step 2: Convert to fraction form
    14,970,063.27/20,658,956.36 = 8,779,574.91/x
  3. Step 3: Cross multiply
    14,970,063.27x = 20,658,956.36 × 8,779,574.91
  4. Step 4: Simplify right side
    14,970,063.27x = 181,376,854,881,143.06
  5. Step 5: Solve for x
    x = 181,376,854,881,143.06/14,970,063.27
  6. Step 6: Final answer
    x = 12,115,971.16

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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.