Home / 56,217,925.74-77,579,280.34-31,100,962.98

Finding the Fourth Proportional to 56,217,925.74, 77,579,280.34 and 31,100,962.98

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Solution

The fourth proportional to 56,217,925.74, 77,579,280.34 and 31,100,962.98 is: 42,918,522.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,217,925.74 : 77,579,280.34 = 31,100,962.98 : x
  2. Step 2: Convert to fraction form
    56,217,925.74/77,579,280.34 = 31,100,962.98/x
  3. Step 3: Cross multiply
    56,217,925.74x = 77,579,280.34 × 31,100,962.98
  4. Step 4: Simplify right side
    56,217,925.74x = 2,412,790,325,869,382
  5. Step 5: Solve for x
    x = 2,412,790,325,869,382/56,217,925.74
  6. Step 6: Final answer
    x = 42,918,522.77

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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.