Home / 19,133,482.42-28,700,330.79-4,756,549.69

Finding the Fourth Proportional to 19,133,482.42, 28,700,330.79 and 4,756,549.69

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Solution

The fourth proportional to 19,133,482.42, 28,700,330.79 and 4,756,549.69 is: 7,134,851.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,133,482.42 : 28,700,330.79 = 4,756,549.69 : x
  2. Step 2: Convert to fraction form
    19,133,482.42/28,700,330.79 = 4,756,549.69/x
  3. Step 3: Cross multiply
    19,133,482.42x = 28,700,330.79 × 4,756,549.69
  4. Step 4: Simplify right side
    19,133,482.42x = 136,514,549,522,071.97
  5. Step 5: Solve for x
    x = 136,514,549,522,071.97/19,133,482.42
  6. Step 6: Final answer
    x = 7,134,851.17

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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.