Home / 8,954,543.28-12,357,312.30-5,087,276.64

Finding the Fourth Proportional to 8,954,543.28, 12,357,312.30 and 5,087,276.64

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Solution

The fourth proportional to 8,954,543.28, 12,357,312.30 and 5,087,276.64 is: 7,020,465.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,954,543.28 : 12,357,312.30 = 5,087,276.64 : x
  2. Step 2: Convert to fraction form
    8,954,543.28/12,357,312.30 = 5,087,276.64/x
  3. Step 3: Cross multiply
    8,954,543.28x = 12,357,312.30 × 5,087,276.64
  4. Step 4: Simplify right side
    8,954,543.28x = 62,865,066,196,974.67
  5. Step 5: Solve for x
    x = 62,865,066,196,974.67/8,954,543.28
  6. Step 6: Final answer
    x = 7,020,465.95

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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.