Home / 74,828,237.28-103,271,680.08-62,247,066.72

Finding the Fourth Proportional to 74,828,237.28, 103,271,680.08 and 62,247,066.72

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Solution

The fourth proportional to 74,828,237.28, 103,271,680.08 and 62,247,066.72 is: 85,908,199.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,828,237.28 : 103,271,680.08 = 62,247,066.72 : x
  2. Step 2: Convert to fraction form
    74,828,237.28/103,271,680.08 = 62,247,066.72/x
  3. Step 3: Cross multiply
    74,828,237.28x = 103,271,680.08 × 62,247,066.72
  4. Step 4: Simplify right side
    74,828,237.28x = 6,428,359,160,226,255
  5. Step 5: Solve for x
    x = 6,428,359,160,226,255/74,828,237.28
  6. Step 6: Final answer
    x = 85,908,199.82

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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.