Home / 28,877,572.95-43,316,458.29-7,312,164.64

Finding the Fourth Proportional to 28,877,572.95, 43,316,458.29 and 7,312,164.64

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Solution

The fourth proportional to 28,877,572.95, 43,316,458.29 and 7,312,164.64 is: 10,968,271.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,877,572.95 : 43,316,458.29 = 7,312,164.64 : x
  2. Step 2: Convert to fraction form
    28,877,572.95/43,316,458.29 = 7,312,164.64/x
  3. Step 3: Cross multiply
    28,877,572.95x = 43,316,458.29 × 7,312,164.64
  4. Step 4: Simplify right side
    28,877,572.95x = 316,737,074,529,881.75
  5. Step 5: Solve for x
    x = 316,737,074,529,881.75/28,877,572.95
  6. Step 6: Final answer
    x = 10,968,271.99

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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.