Home / 8,298,117.40-12,447,176.10-4,710,890.65

Finding the Fourth Proportional to 8,298,117.40, 12,447,176.10 and 4,710,890.65

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Solution

The fourth proportional to 8,298,117.40, 12,447,176.10 and 4,710,890.65 is: 7,066,335.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,298,117.40 : 12,447,176.10 = 4,710,890.65 : x
  2. Step 2: Convert to fraction form
    8,298,117.40/12,447,176.10 = 4,710,890.65/x
  3. Step 3: Cross multiply
    8,298,117.40x = 12,447,176.10 × 4,710,890.65
  4. Step 4: Simplify right side
    8,298,117.40x = 58,637,285,508,393.47
  5. Step 5: Solve for x
    x = 58,637,285,508,393.47/8,298,117.40
  6. Step 6: Final answer
    x = 7,066,335.98

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Double scale
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Similar ratio
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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.