Home / 8,745,533.40-12,072,706.05-5,649,566.30

Finding the Fourth Proportional to 8,745,533.40, 12,072,706.05 and 5,649,566.30

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Solution

The fourth proportional to 8,745,533.40, 12,072,706.05 and 5,649,566.30 is: 7,798,901.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745,533.40 : 12,072,706.05 = 5,649,566.30 : x
  2. Step 2: Convert to fraction form
    8,745,533.40/12,072,706.05 = 5,649,566.30/x
  3. Step 3: Cross multiply
    8,745,533.40x = 12,072,706.05 × 5,649,566.30
  4. Step 4: Simplify right side
    8,745,533.40x = 68,205,553,249,886.12
  5. Step 5: Solve for x
    x = 68,205,553,249,886.12/8,745,533.40
  6. Step 6: Final answer
    x = 7,798,901.47

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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.