Home / 26,178,146.81-36,124,677.01-15,006,630.75

Finding the Fourth Proportional to 26,178,146.81, 36,124,677.01 and 15,006,630.75

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Solution

The fourth proportional to 26,178,146.81, 36,124,677.01 and 15,006,630.75 is: 20,708,482.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,178,146.81 : 36,124,677.01 = 15,006,630.75 : x
  2. Step 2: Convert to fraction form
    26,178,146.81/36,124,677.01 = 15,006,630.75/x
  3. Step 3: Cross multiply
    26,178,146.81x = 36,124,677.01 × 15,006,630.75
  4. Step 4: Simplify right side
    26,178,146.81x = 542,109,688,852,084
  5. Step 5: Solve for x
    x = 542,109,688,852,084/26,178,146.81
  6. Step 6: Final answer
    x = 20,708,482.26

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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.