Home / 52,482,711.78-72,440,547.78-30,463,305.18

Finding the Fourth Proportional to 52,482,711.78, 72,440,547.78 and 30,463,305.18

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Solution

The fourth proportional to 52,482,711.78, 72,440,547.78 and 30,463,305.18 is: 42,047,722.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,482,711.78 : 72,440,547.78 = 30,463,305.18 : x
  2. Step 2: Convert to fraction form
    52,482,711.78/72,440,547.78 = 30,463,305.18/x
  3. Step 3: Cross multiply
    52,482,711.78x = 72,440,547.78 × 30,463,305.18
  4. Step 4: Simplify right side
    52,482,711.78x = 2,206,778,514,428,511.50
  5. Step 5: Solve for x
    x = 2,206,778,514,428,511.50/52,482,711.78
  6. Step 6: Final answer
    x = 42,047,722.76

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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.