Home / 56,130,943-84,196,417.76-13,580,671

Finding the Fourth Proportional to 56,130,943, 84,196,417.76 and 13,580,671

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Solution

The fourth proportional to 56,130,943, 84,196,417.76 and 13,580,671 is: 20,371,007.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,130,943 : 84,196,417.76 = 13,580,671 : x
  2. Step 2: Convert to fraction form
    56,130,943/84,196,417.76 = 13,580,671/x
  3. Step 3: Cross multiply
    56,130,943x = 84,196,417.76 × 13,580,671
  4. Step 4: Simplify right side
    56,130,943x = 1,143,443,848,977,117
  5. Step 5: Solve for x
    x = 1,143,443,848,977,117/56,130,943
  6. Step 6: Final answer
    x = 20,371,007.29

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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.