Home / 8,724,312.28-12,039,948.30-4,857,079.06

Finding the Fourth Proportional to 8,724,312.28, 12,039,948.30 and 4,857,079.06

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Solution

The fourth proportional to 8,724,312.28, 12,039,948.30 and 4,857,079.06 is: 6,702,990.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,724,312.28 : 12,039,948.30 = 4,857,079.06 : x
  2. Step 2: Convert to fraction form
    8,724,312.28/12,039,948.30 = 4,857,079.06/x
  3. Step 3: Cross multiply
    8,724,312.28x = 12,039,948.30 × 4,857,079.06
  4. Step 4: Simplify right side
    8,724,312.28x = 58,478,980,771,412.59
  5. Step 5: Solve for x
    x = 58,478,980,771,412.59/8,724,312.28
  6. Step 6: Final answer
    x = 6,702,990.32

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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.