Home / 28,007,030.10-42,010,545.15-10,962,038.10

Finding the Fourth Proportional to 28,007,030.10, 42,010,545.15 and 10,962,038.10

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Solution

The fourth proportional to 28,007,030.10, 42,010,545.15 and 10,962,038.10 is: 16,443,057.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,007,030.10 : 42,010,545.15 = 10,962,038.10 : x
  2. Step 2: Convert to fraction form
    28,007,030.10/42,010,545.15 = 10,962,038.10/x
  3. Step 3: Cross multiply
    28,007,030.10x = 42,010,545.15 × 10,962,038.10
  4. Step 4: Simplify right side
    28,007,030.10x = 460,521,196,536,070.19
  5. Step 5: Solve for x
    x = 460,521,196,536,070.19/28,007,030.10
  6. Step 6: Final answer
    x = 16,443,057.15

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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.