Home / 8,045,807.10-12,068,710.65-7,164,008.70

Finding the Fourth Proportional to 8,045,807.10, 12,068,710.65 and 7,164,008.70

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Solution

The fourth proportional to 8,045,807.10, 12,068,710.65 and 7,164,008.70 is: 10,746,013.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045,807.10 : 12,068,710.65 = 7,164,008.70 : x
  2. Step 2: Convert to fraction form
    8,045,807.10/12,068,710.65 = 7,164,008.70/x
  3. Step 3: Cross multiply
    8,045,807.10x = 12,068,710.65 × 7,164,008.70
  4. Step 4: Simplify right side
    8,045,807.10x = 86,460,348,094,382.66
  5. Step 5: Solve for x
    x = 86,460,348,094,382.66/8,045,807.10
  6. Step 6: Final answer
    x = 10,746,013.05

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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.