Home / 7,121,510.93-9,817,924.25-4,506,714.29

Finding the Fourth Proportional to 7,121,510.93, 9,817,924.25 and 4,506,714.29

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Solution

The fourth proportional to 7,121,510.93, 9,817,924.25 and 4,506,714.29 is: 6,213,088.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,121,510.93 : 9,817,924.25 = 4,506,714.29 : x
  2. Step 2: Convert to fraction form
    7,121,510.93/9,817,924.25 = 4,506,714.29/x
  3. Step 3: Cross multiply
    7,121,510.93x = 9,817,924.25 × 4,506,714.29
  4. Step 4: Simplify right side
    7,121,510.93x = 44,246,579,477,789.70
  5. Step 5: Solve for x
    x = 44,246,579,477,789.70/7,121,510.93
  6. Step 6: Final answer
    x = 6,213,088.76

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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.