Home / 18,316,938.40-27,475,407.60-16,553,341.60

Finding the Fourth Proportional to 18,316,938.40, 27,475,407.60 and 16,553,341.60

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Solution

The fourth proportional to 18,316,938.40, 27,475,407.60 and 16,553,341.60 is: 24,830,012.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,316,938.40 : 27,475,407.60 = 16,553,341.60 : x
  2. Step 2: Convert to fraction form
    18,316,938.40/27,475,407.60 = 16,553,341.60/x
  3. Step 3: Cross multiply
    18,316,938.40x = 27,475,407.60 × 16,553,341.60
  4. Step 4: Simplify right side
    18,316,938.40x = 454,809,807,602,036.19
  5. Step 5: Solve for x
    x = 454,809,807,602,036.19/18,316,938.40
  6. Step 6: Final answer
    x = 24,830,012.40

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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.