Home / 22,688,303.61-31,312,506.00-12,900,214.41

Finding the Fourth Proportional to 22,688,303.61, 31,312,506.00 and 12,900,214.41

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Solution

The fourth proportional to 22,688,303.61, 31,312,506.00 and 12,900,214.41 is: 17,803,800.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,688,303.61 : 31,312,506.00 = 12,900,214.41 : x
  2. Step 2: Convert to fraction form
    22,688,303.61/31,312,506.00 = 12,900,214.41/x
  3. Step 3: Cross multiply
    22,688,303.61x = 31,312,506.00 × 12,900,214.41
  4. Step 4: Simplify right side
    22,688,303.61x = 403,938,040,972,801.69
  5. Step 5: Solve for x
    x = 403,938,040,972,801.69/22,688,303.61
  6. Step 6: Final answer
    x = 17,803,800.93

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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.