Home / 8,838,490.22-12,190,206.65-5,742,011.27

Finding the Fourth Proportional to 8,838,490.22, 12,190,206.65 and 5,742,011.27

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Solution

The fourth proportional to 8,838,490.22, 12,190,206.65 and 5,742,011.27 is: 7,919,486.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,838,490.22 : 12,190,206.65 = 5,742,011.27 : x
  2. Step 2: Convert to fraction form
    8,838,490.22/12,190,206.65 = 5,742,011.27/x
  3. Step 3: Cross multiply
    8,838,490.22x = 12,190,206.65 × 5,742,011.27
  4. Step 4: Simplify right side
    8,838,490.22x = 69,996,303,878,267.85
  5. Step 5: Solve for x
    x = 69,996,303,878,267.85/8,838,490.22
  6. Step 6: Final answer
    x = 7,919,486.49

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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.