Home / 31,920,482.16-47,887,451.64-10,353,405.96

Finding the Fourth Proportional to 31,920,482.16, 47,887,451.64 and 10,353,405.96

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Solution

The fourth proportional to 31,920,482.16, 47,887,451.64 and 10,353,405.96 is: 15,532,291.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,920,482.16 : 47,887,451.64 = 10,353,405.96 : x
  2. Step 2: Convert to fraction form
    31,920,482.16/47,887,451.64 = 10,353,405.96/x
  3. Step 3: Cross multiply
    31,920,482.16x = 47,887,451.64 × 10,353,405.96
  4. Step 4: Simplify right side
    31,920,482.16x = 495,798,227,218,787.81
  5. Step 5: Solve for x
    x = 495,798,227,218,787.81/31,920,482.16
  6. Step 6: Final answer
    x = 15,532,291.30

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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.