Home / 10,917,916.02-16,343,281.68-7,123,228.02

Finding the Fourth Proportional to 10,917,916.02, 16,343,281.68 and 7,123,228.02

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Solution

The fourth proportional to 10,917,916.02, 16,343,281.68 and 7,123,228.02 is: 10,662,925.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,917,916.02 : 16,343,281.68 = 7,123,228.02 : x
  2. Step 2: Convert to fraction form
    10,917,916.02/16,343,281.68 = 7,123,228.02/x
  3. Step 3: Cross multiply
    10,917,916.02x = 16,343,281.68 × 7,123,228.02
  4. Step 4: Simplify right side
    10,917,916.02x = 116,416,922,001,728.67
  5. Step 5: Solve for x
    x = 116,416,922,001,728.67/10,917,916.02
  6. Step 6: Final answer
    x = 10,662,925.21

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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.