Home / 9,382,088.40-14,056,543.80-8,320,405.20

Finding the Fourth Proportional to 9,382,088.40, 14,056,543.80 and 8,320,405.20

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Solution

The fourth proportional to 9,382,088.40, 14,056,543.80 and 8,320,405.20 is: 12,465,896.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,382,088.40 : 14,056,543.80 = 8,320,405.20 : x
  2. Step 2: Convert to fraction form
    9,382,088.40/14,056,543.80 = 8,320,405.20/x
  3. Step 3: Cross multiply
    9,382,088.40x = 14,056,543.80 × 8,320,405.20
  4. Step 4: Simplify right side
    9,382,088.40x = 116,956,140,127,547.77
  5. Step 5: Solve for x
    x = 116,956,140,127,547.77/9,382,088.40
  6. Step 6: Final answer
    x = 12,465,896.20

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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.