Home / 30,688,001.80-46,032,002.70-12,772,097.80

Finding the Fourth Proportional to 30,688,001.80, 46,032,002.70 and 12,772,097.80

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Solution

The fourth proportional to 30,688,001.80, 46,032,002.70 and 12,772,097.80 is: 19,158,146.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,688,001.80 : 46,032,002.70 = 12,772,097.80 : x
  2. Step 2: Convert to fraction form
    30,688,001.80/46,032,002.70 = 12,772,097.80/x
  3. Step 3: Cross multiply
    30,688,001.80x = 46,032,002.70 × 12,772,097.80
  4. Step 4: Simplify right side
    30,688,001.80x = 587,925,240,414,264.12
  5. Step 5: Solve for x
    x = 587,925,240,414,264.12/30,688,001.80
  6. Step 6: Final answer
    x = 19,158,146.70

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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.