Home / 28,931,064.10-43,380,828.15-8,733,681.70

Finding the Fourth Proportional to 28,931,064.10, 43,380,828.15 and 8,733,681.70

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Solution

The fourth proportional to 28,931,064.10, 43,380,828.15 and 8,733,681.70 is: 13,095,762.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,931,064.10 : 43,380,828.15 = 8,733,681.70 : x
  2. Step 2: Convert to fraction form
    28,931,064.10/43,380,828.15 = 8,733,681.70/x
  3. Step 3: Cross multiply
    28,931,064.10x = 43,380,828.15 × 8,733,681.70
  4. Step 4: Simplify right side
    28,931,064.10x = 378,874,344,944,499.81
  5. Step 5: Solve for x
    x = 378,874,344,944,499.81/28,931,064.10
  6. Step 6: Final answer
    x = 13,095,762.52

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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.