Home / 19,280,688.10-26,607,346.70-11,020,927.74

Finding the Fourth Proportional to 19,280,688.10, 26,607,346.70 and 11,020,927.74

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Solution

The fourth proportional to 19,280,688.10, 26,607,346.70 and 11,020,927.74 is: 15,208,878.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,280,688.10 : 26,607,346.70 = 11,020,927.74 : x
  2. Step 2: Convert to fraction form
    19,280,688.10/26,607,346.70 = 11,020,927.74/x
  3. Step 3: Cross multiply
    19,280,688.10x = 26,607,346.70 × 11,020,927.74
  4. Step 4: Simplify right side
    19,280,688.10x = 293,237,645,333,827.44
  5. Step 5: Solve for x
    x = 293,237,645,333,827.44/19,280,688.10
  6. Step 6: Final answer
    x = 15,208,878.64

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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.