Home / 11,153,547.40-16,742,762.70-10,422,603.40

Finding the Fourth Proportional to 11,153,547.40, 16,742,762.70 and 10,422,603.40

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Solution

The fourth proportional to 11,153,547.40, 16,742,762.70 and 10,422,603.40 is: 15,645,531.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,153,547.40 : 16,742,762.70 = 10,422,603.40 : x
  2. Step 2: Convert to fraction form
    11,153,547.40/16,742,762.70 = 10,422,603.40/x
  3. Step 3: Cross multiply
    11,153,547.40x = 16,742,762.70 × 10,422,603.40
  4. Step 4: Simplify right side
    11,153,547.40x = 174,503,175,442,413.19
  5. Step 5: Solve for x
    x = 174,503,175,442,413.19/11,153,547.40
  6. Step 6: Final answer
    x = 15,645,531.34

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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.